Used Moulder (Profiling Machine) for sale (67,695)

Condition: new, 35 (600) mm 35 (900) mm L-beam 50 x 50 x 5 (800) mm T - beam - web outwards 60 x 7 (600) mm Cjdpfx Ajfv H Etjb Dsrg Axis diameter 50 mm work speed 4,5 m/min total power requirement 1,5 kW weight of the machine ca. 0,4 t dimensions of the machine ca. 1,1 x 0,8 x 1,5 m Profile bending machine with: - Foot pedal right / left - Recording: wave 50mm - with digital display - hardened special steel shafts - 1 set of standard rollers - Lower rollers are driven - Upper roll up and down hydraulically deliverable - Horizontal and vertical operation - Engine with braking device

Condition: new, 35 mm 35 mm bar material dia. max. 70 x 2 mm rectangle 60 x 60 x 3 mm flat steel 60 x 10 mm Axis diameter 50 mm work speed 4,3 m/min total power requirement 1,5 kW Credek Dvhhjpfx Ab Dog weight of the machine ca. 0,4 t dimensions of the machine ca. 0,9 x 0,95 x 1,4 m Profile bending machine with: - Foot pedal right/left rotation - Hardened special steel shafts - 1 set of standard rollers - 2 rollers are driven

Condition: new, Year of construction: 2009, 30 mm 30 mm L-beam 20 x 20 x 4 mm flat steel 25 x 6 mm Axis diameter 20 mm Crodpfx Absv Skzdj Deg work speed 11 U/min total power requirement 0,2 kW weight of the machine ca. 80 Kg dimensions of the machine ca. 0,6 x 0,6 x 1,5 m Profile bending machine with: - Foot pedal for right/left rotation - Digital display - 1 set of standard rollers - 3 rollers are driven - Horizontal or vertical operation

Condition: new, Year of construction: 1994, 30 mm 30 mm flat steel 50 x 10 mm Axis diameter 30 mm work speed 6,0 U/min roll diameter -toolpieces 132 mm total power requirement 0,75 kW weight of the machine ca. 0,25 Kg dimensions of the machine ca. 0,6 x 0,8 x 1,3 m Profile bending machine with: Crsdpfowrzr Esx Ab Djg - 1 set of standard rollers - 2 rollers are driven - Horizontal or vertical operation

Year of construction: 2012, operating hours: 6,047 h, condition: ready for operation (used), functionality: fully functional, rotational speed (max.): 24,000 rpm, travel speed (max.): 60,000 mm/min, working length: 7,500 mm, machine/vehicle number: 0809-M_001327515, number of slots in tool magazine: 16, number of axes: 14, TECHNICAL DETAILS Crsdpfsxxiuxox Ab Djg Number of controlled NC axes: 14 Processing length: 7,500 mm Max. cross-section W x H / length for single bar processing: 400 x 300 mm / 7,500 mm Min. cross-section W x H / length for single bar processing: 30 x 30 mm / 300 mm Maximum steel wall thickness: 5 mm Max. traverse speed X-axis: 60 m/min Max. traverse speed Y-axis: 60 m/min Max. traverse speed Z-axis: 30 m/min Spindle speed range: 1 - 24,000 rpm Milling motor power: 16 kW A-axis rotation: ±110° continuous C-axis rotation: ±220° continuous Tool holder: HSK-F63 Max. tool dimensions mill/drill (d/l): Ø 50 mm / 200 mm Max. tool dimension disc milling cutter (d): Ø 500 mm Number of stations in tool magazine: 16 Number of special tool positions: 2 Automatic positioning of clamping fixtures: Yes Number of clamping fixtures: 10 Profile systems with quick-change system: Yes Max. number of profiles per machine setup: Up to 10 profiles Number of profile punching units: 2 Automatic repositioning of clamps during 2 machining steps: Yes MACHINE DETAILS Dimensions & Weight Dimensions (L x W x H): 15 x 4 x 5.64 m Weight: 12 t Operating Hours Power-on time: 24,613 h Spindle running time: 6,047 h EQUIPMENT Quick-change system for profile installations Automatic clamping fixture positioning 19" TFT color touch display Schüco CAM software Machine operation based on Windows 8 with menu navigation Self-programming without NC/CNC knowledge required

Condition: excellent (used), functionality: fully functional, Year of construction: 2005, operating hours: 150 h, excellent condition BIRLIK PBM 35 profile bending machine, pipe bending machine for sale manufacturer BIRLIK Makina type: PBM 35 year of manufacture: 2007 Shaft diameters: 50mm Roll diameters: 155mm Upper roller diameter: 148mm Working speed: 4.5m/min Motor power: 1.5kw Voltage: 3phase 380v 50Hz 3.8A Machine width: 700mm Machine length: 900mm Machine height: 1400mm Machine weight: 375kg Bending capacity: I-steel - flat 120 x 15 (d 750) mm Codpfxjxc N Rhe Ab Dsrg I-steel - on the edge 60 x 10 (d 800) mm Angle steel 50 x 5 (d 1200) mm Round material 35.0 (d 800) mm Max. pipe diameter 70 x 2 (d 1200) mm Square material 50 x 40 x 3 mm

Condition: like new (used), functionality: fully functional, Year of construction: 2025, degree of automation: semi-automatic, actuation type: electric, number of rollers: 3, roller diameter: 118 mm, overall weight: 220 kg, power: 0.75 kW (1.02 HP), input voltage: 400 V, input frequency: 50 Hz, type of input current: three-phase, Equipment: CE marking, documentation/manual, emergency stop, foot remote control, hardened rollers, NEW!!! LFSS PK 30 Profile bending machine, pipe bender 30mm /ct2275/ Manufacturer: LFSS Type: PK30 Year of manufacture: 2025 Horizontal and vertical operation Rollers: 2 driven Csdpsxh D Nvefx Ab Dsrg Upper roller up-down movement manually Max. shaft diameter: 30 mm Working speed: 4 m/min Bending capacity: - Flat steel: 50 x 10 mm - Square 35 mm - Closed section: 40x 40 mm - Pipe 48 x 3 mm Power: 400 V / 0.75 kW 50Hz Electric foot switch with emergency stop Standard bending set Weight: approx. 200 kg CE certification Instructions in German or English Dimensions: W 700 x H 1450 x D:750 mm

Condition: new, functionality: fully functional, Year of construction: 2026, control type: CNC control, degree of automation: automatic, actuation type: electric, laser type: fiber laser, laser power: 12,000 W, sheet thickness (max.): 30 mm, Equipment: CE marking, centralized greasing system, cooling unit, documentation/manual, dust extraction, emergency stop, fume extraction, nozzle changer, safety light barrier, Supports 12m steel pipe cutting Equipped with fully automatic combined loading and unloading system One-stop intelligent loading, cutting and unloading, increasing production efficiency by 200% Supports multiple processes such as beveling, locking, cutting, punching, opening welding holes, cutting bolt holes, marking and marking Laser power 12,000 W – 20,000 W X-axis travel 1,600 mm Y-axis travel 1,900 mm Z-axis travel 900 mm Cjdpsw A H T Ajfx Ab Dsrg A-axis rotation ±90° C-axis rotation ±90° U-axis travel 30 mm V-axis travel 13,000 mm Positioning accuracy ±0.1 mm Max. workpiece section 1,000 × 400 mm Max. supported weight 5 T Supported profiles H-beam, channel steel, I-beam

Condition: new, Year of construction: 2026, Bending machine ZB 70/3 H NC Zopf - semiautomatic - with foot pedal - with standard roller set TECHNICAL SPECIFICATIONS: - three driven shafts, smooth surface Crodsfkz Rbspfx Ab Deg - hydraulic adjusting of the center roller - working position horizontal and vertical - shafts are supported by conical bearings - slide bars on the slide-support are exchangeable - shaft diameter: 40 mm - roller diameter: 152/162 mm - shaft rpm: 8,5 U/min - voltage: 400V 50Hz 3Ph - drivingmotor: 1,1 kW - motor for hydraulic: 1,1 kW - hydraulic pressure: 8 to - adjusting way: 120 mm - weight: 490 kg - dimensions: - colour RAL5012 / RAL7015 NC-CONTROL for ZB 70/3 HA: - two axes controlled - touch screen - memorise of 1000 programs ech 19 steps - interpolation - accuracy of the y-axes 1/10 mm - programmable forward and backward

Condition: like new (used), Year of construction: 1998, Technical Data: 2 hydraulically adjustable rollers 3 driven rollers Display with digital readout Bending moment: 110 cm/3 Shaft diameter: 180 mm Roller diameter: 460 mm Crodpoy Rxuzjfx Ab Dsg Main motor power: 15 kW Dimensions (L x W x H): approx. 2400 x 2000 x 1600 mm Weight: approx. 7.8 t Accessories: Various tools Condition: Very good, almost as new The seller assumes no liability for typing or data transmission errors. The machine complies with its age in terms of appearance, technology, and wear; used machines are sold without any warranty.

Condition: new, Machining center with 4 CNC-controlled axes for machining profiles made of aluminum, PVC, and steel Comparable to Emmegi, Elumatec, Fom, Pertici, etc. Machine frame in a stable welded construction, stress-relieved by annealing, with hardened linear guides Protective cabin covering the entire machining length Csdpfx Abewrcwpo Djrg Pneumatically opening protective door Milling spindle: 3.8/4.6 kW S1/S6 3.0/3.7 Nm S1/S6 max. 18,000 rpm, air-cooled with ISO 30 tool holder with minimum quantity lubrication system for the tools with level monitoring Tool magazine: 5 positions, on the left side in the machine bed, for holding drilling, milling, threading tools, angle head, and disc cutters up to Ø 150 mm Workpiece clamping: 4 pneumatic profile clamps, clamping range up to 250 mm automatic positioning via device on the Z-axis Workpiece positioning: one pneumatic reference stop each on the left and right on the A-axis Travel distances: X-axis 3500 mm Y-axis 370 mm Z-axis 348 mm A-axis ±90° Travel speeds: X-axis 70 m/min. Y-axis 30 m/min. Z-axis 30 m/min. A-axis 60°/sec Maximum working areas: X-axis 3270 mm Y-axis 250 mm at 0°, 116 mm at ±90° of the A-axis Z-axis: 170 mm at 0°, 200 mm at ±90° of the A-axis Operating software: CAD/CAM in 3D technology (option, included!) Programming system according to ISO standard Functionality: Linear and circular interpolation on two axes (X-Y) Three-sided machining by swiveling the A-axis 90°-0°-90° End face machining using disc cutters Operating modes: One profile bar over the entire machining length Two profile bars in divided machining length Lubrication system: Automatically controlled central lubrication for all axes, ball screws, and guides, with level monitoring Operation: 18.5" TFT Mouse + keyboard Connection data: Electrical: 400 V/50 Hz (3-phase + N + PE), 16 A, Delivery without power cable Pneumatic: Pressure 6 - 8 bar Dimensions and weight: Length: 5800 mm Width: 1640 mm Height: 2000 mm Weight: 2000 kg incl.: Graphical programming software CM3D/CAD3D Barcode reader Teleservice with remote maintenance/diagnosis for 1 year after commissioning

Condition: excellent (used), Year of construction: 1992, Shaft diameter: 40 mm Bending capacity: Csdpfxjx Anpvj Ab Dsrg Flat bar edgewise at 500 mm Ø: 60 x 10 mm Flat bar flatwise at 400 mm Ø: 100 x 15 mm Square bar at 500 mm Ø: 35 mm Angle iron, leg outwards at 450 mm Ø: 50 x 50 x 6 mm Angle iron, leg inwards at 600 mm Ø: 50 x 50 x 6 mm T-section, T outwards/inwards at 600 mm Ø: 60 x 60 x 7/50 x 50 x 6 mm Round bar at 500 mm Ø: 35 mm Shaft speed: 7.5 rpm Electrical connection: 380 V, approx. 1.7 kW Space requirement: 910 x 640 x 1400 mm Weight: approx. 480 kg

Condition: used, KABBERT Körnerpresse – Duct Corner Insertion & Press Machine A high-quality, German-engineered press machine specifically designed for the fast and secure locking of metal corner pieces into rectangular duct flanges. The Kabbert Körnerpresse replaces manual hammering, using a powerful mechanical press mechanism to lock the corner elements tightly into the profile joints for an airtight and rigid connection. Specifications • Manufacturer: Kabbert GmbH (Germany) • Type / Model: Körnerpresse (Flange Corner Press) • Machine No. (Masch. Nr.): 310616 Credpezbqk Uefx Ab Djg • Application: Inserting, pressing, and locking corner pieces into rectangular ventilation duct profiles. • Maximum Sheet Thickness (Blechstärke): max. 1.5 mm • Machine Weight (Gewicht): 50 kg Key Features & Components • Precise Corner Locking: Specifically designed to press and secure metal corners at the joints of profile flanges, ensuring a perfectly aligned and rigid duct frame. • High-Speed Assembly: Eliminates intensive manual labor and hammering, significantly speeding up the final assembly of rectangular duct sections. • Preserves Galvanized Coating: The cold-pressing technology forms a strong mechanical lock without scratching, burning, or damaging the zinc layer, maintaining full corrosion resistance. • Compact & Portable: Weighing only 50 kg, the machine is highly space-saving, easy to relocate, and fits seamlessly into any workshop layout. • Heavy-Duty German Quality: Built to industrial standards for reliable, repeatable, and trouble-free operation under daily workshop loads. Condition & Availability • Status: Fully operational and in good working condition. • Ready for delivery

Condition: used, Thread Rolling Machine, Cold Rolling Machine, Thread Rolling Machine, Profile Rolling Machine Manufacturer: PEE-WEE Model: UPW 24 Serial No.: P07 Year of manufacture: 2007 Maximum rolling force: 24 tons Maximum tool diameter: 270 mm Roll spindle diameter: 69.85 mm Tool bore diameter: 70 mm (nominal diameter) Maximum tool/reception length: 180 mm Maximum workpiece diameter: 50 mm Hydraulic motor power: 3 kW Roll drive motor power: approx. 5.5 kW Electrical connection: 400 Volt, 50 Hz, 10 kW - Pivotable roll spindle for through-feed thread rolling - Roll spindle speed adjustable in 4 steps via gearbox shift - Hydraulic unit integrated in the machine base - Operating manual with electrical schematic Space requirements (L x W x H): 2,000 x 1,450 x 1,900 mm Weight: approx. 3 tons Very good condition Plunge Rolling: The thread rolling tools, having the same pitch as the workpiece, form the thread by penetrating the workpiece up to the nominal diameter. The maximum thread length is limited to the width of the rolling dies. Through-feed Rolling: Used when the thread length is greater than the width of the rolling dies. Through-feed tools are divided into three sections – entry, calibration, and exit. Credpfx Abjuz If Nj Dsg Knurling rolls have no pitch and are swiveled at the lead angle corresponding to that of the profile to be rolled. Lead angle rolls differ from knurling rolls by having a pitch in the profile. The sum of the lead angle and swivel angle results in the effective lead angle in the workpiece.

Condition: used, Thread rolling machine, cold rolling machine, thread forming machine, profile rolling machine Manufacturer PEE-WEE, Type P 24 Q Crsdpfx Aeh A S Htob Djg Serial No. LC2403099, Year of manufacture 2004 Rolling force, max. 24 tons Tool diameter, max. 200 mm Rolling spindle diameter 69.85 mm Tool bore diameter 70 mm (nominal diameter) Receiving length, tool length, max. 180 mm Workpiece diameter, max. 50 mm Rolling spindle speed 22 - 44 - 95 - 190 RPM Hydraulic motor power approx. 3 kW Rolling drive motor power 5.5 kW Mains connection 400 Volt, 50 Hz - Swiveling rolling spindle for thread through-rolling - Rolling spindle speed in 4 stages via gear change - Hydraulic system integrated in the machine bed Space requirement L x W x H 2000 x 1750 x 2550 mm Weight approx. 3 tons Good condition Plunge rollers: The thread rolling tools with the same pitch as the workpiece form the thread by penetrating the workpiece up to the nominal diameter. The thread length is a maximum as long as the rolling tools are wide. Through-rolling tools: If the thread length is greater than the rolling tool width. Through-rolling tools have 3 sections - the inlet, the calibrating section, and the outlet. Grooved rollers have no pitch and are swiveled with the helix angle of the profile to be rolled. Helix rollers differ from grooved rollers by having a pitch in the profile. The sum of the helix angle and the swivel angle results in the helix angle in the workpiece.

Condition: used, Pipe bending machine, mandrel bending machine, bending machine for pipes and profiles Pipe bending unit with Siemens servo motor and planetary gearbox Year of manufacture: 2003 Bending capacity: max. Ø 20 x 1 mm Bending radius: max. R 70 mm Bending angle: max. 200° - last used for round pipe Ø 15.4 x 0.8 mm, R60mm - interchangeable bending tools and bending dies - drive of the bending tool via AC servo motor and Alpha spur gear, planetary gearbox - 2-part bending tool opens and closes via hydraulic lifting movement - MERKLE hydraulic round block cylinder, type 014445 for hydraulic tool opening - pneumatic height adjustment of the bending die via Festo pneumatic cylinder - without electrical control - without hydraulic unit Dimensions L/W/H 760 x 400 x 150 mm Weight: approx. 60 kg good condition Removed from a functional special machine, tested before removal. Crodod E A I Ijpfx Ab Deg Drive: Brushless permanent magnet servo motor SIEMENS Type: 1FK6061-7AF71-1EG0 Rated torque = MO: 6.4 Nm Rated current = Io: 6.1 A Speed = n. max.: 5500 rpm - Brushless permanent magnet servo motor SIEMENS ----- 5 pieces available in right-hand version. 5 pieces available in left-hand version. The stated price refers to 1 piece of bending unit with servo motor. If required, we also sell individual components of the bending unit. We also offer the electrical components for controlling the servo motor. We also have hydraulic units for sale.

Condition: used, Mechanical quick-action vise, NC machine vise, FRIBOSA, Type, Size B Precision machine vise, grinding vise, clamping device Jaw width 100 mm Jaw height 34 mm Clamping range 0 to 130 mm Guide rail height 40 mm Guide rail length 270 mm - Mechanical machine vise - Clamping range via trapezoidal spindle Credpoilx Ufjfx Ab Djg - Sturdy base, ground on all sides - Can be mounted horizontally, vertically, or laterally Dimensions L x W x H 310 x 100 x 77 mm Weight: 10 kg Good condition

Condition: used, 5-way combination profile steel shear, PEDDINGHAUS Type 210 AD/13 Machine No. 529A059, Year of manufacture approx. 1970 Punching unit: Punching force 60 tons Punch stroke 25.5 mm Punching capacity Ø 25 mm in 16 mm sheet metal Ø 20 mm in 19 mm sheet metal Overhang 365 mm Round bar shear: Cutting capacity, round 42 mm Square 38 x 38 mm Flat bar shear: Cutting capacity at shear angle 5° 150 x 13 mm or 200 x 10 mm Blade length 245 mm Profile steel shear: Shearing capacity, angle iron at 90° 110 x 10 mm Csdpfx Aji Duh Isb Dsrg Shearing capacity, angle iron at 45° 90 x 9 mm T-steel 110 x 10 mm Notching device: Rectangular notching up to 12 mm sheet metal Punch dimensions 85 x 50 mm Motor power 3 kW Mains connection 380 Volt, 50 Hz - Center-finding device via hand lever and centering device - Mechanical stroke release via hand lever - Flat bar shear equipped with 2° blade - Mechanical clamp on the profile steel shear, round bar shear and on the flat bar shear Space requirement L x W x H 1500 x 800 x 1900 mm Weight 2000 kg Good condition

Year of construction: 1976, condition: defective spare-parts repository (used), manufacturer: Ahrens Year of manufacture: 1976 Model: 206 Z Technical data: sheet width: 1000mm sheet thickness: 0,7mm Profiling stations driven: 12 pieces shaft diameter: 55mm drive: 55kW infeed width: 1100mm distance between the stands: 650mm Dimensions of the individual components: roller table 1: 6.000 x 1.700 x 1.700 mm roller table 2: 6.000 x 1.700 x 1.700 mm Drive 1: 3,800 x 1,000 x 1,500 mm Drive 2: 6,300 x 1,000 x 1,500 mm Crsdpfsg Ul S Djx Ab Dog reel: 3,000 x 1,300 x 1,600 mm shear: 1.700 x 650 x 1.000 mm Euro pallet: 1,200 x 800 x 1,200 mm For the whole machine 2 trucks are needed! Accessories/ special equipment: Decoiler Profile shear Remark: The switch cabinet is missing. The machine is therefore not ready for operation.The machine is used as basic setup for roof trapezoidal profiles with high beading.

Condition: excellent (used), Year of construction: 1994, Technical Data: - 2 hydraulically adjustable rolls - 3 driven rolls - Main motor power: 5.5 kW - Machine can operate horizontally or vertically - Drive shaft diameter: 105 mm - Standard attachment roll diameter: 275 mm - Working speed: 0 – 7 m/min - Digital display Bending Capacities: - Flat steel: 100 x 25 mm - Angle steel: min. 100 x 100 x 12 mm - T-profile: min. 120 x 120 x 13 mm - Round steel: 70 mm - Round pipes: 100 mm - Square tubes: 90 x 90 x 5 mm Cjdpfxjyurwvj Ab Dorg - CE marking - Dimensions (L x W x H): approx. 1600 x 1500 x 1500 mm - Weight: approx. 3 t Condition: Very good condition Accessories: Various tools The seller is not liable for typing or data transmission errors. The machine is in appearance, technology, and wear consistent with its age; used machines are sold without any guarantee.

Condition: good (used), Technical data: 2 hydraulically adjustable rollers 3 driven rollers Roller diameter: 225 mm Shaft diameter: 75 mm Round steel: diameter 50 mm Square steel: 45 x 45 mm Flat steel: 200 x 20 mm Angle steel: 75 x 15 mm Bending speed: 7 m/min Motor power: 4 kW Machine can work horizontally or vertically Crsdeytyf Sepfx Ab Dsg Dimensions (L x W x H): approx. 1200 x 1100 x 1200 mm Weight: approx. 1.3 t Accessories: various tools The seller is not liable for typographical or data transmission errors. The machine's appearance, technology, and wear are appropriate for its age; used machines are sold without any warranty.

Condition: new, Ostas Profile Ring Bending Machine OPK 105 Technical Specifications: • Tool holder, shaft: 100 mm • Tool: 315 mm • Working speed: 7 m/min • Motor: 7.5 kW • Dimensions L-W-H: 1980 x 1450 x 1650 mm • Weight: 3130 kg • 3 driven rolls • Hardened standard rolls • Hardened and ground tool holder, shaft Csdpfx Abexrd H Ne Dsrg • Mobile control panel • Horizontal and vertical working positions • Side angle guide rolls • Digital displays (2 pcs.) • Brake motor • Compliant with CE standard

Condition: new, Tubend hydraulic profile ring bending machine HPK 50 3 driven rollers Digital display Incl. standard roller set steel Hydraulic / motorized ring bending machine Can be used horizontally and vertically with 3 driven rollers Cedpsum R U Asfx Ab Djrg 3 motor-driven rollers Hydraulic infeed of the top roller Hydraulic: 8 tons Rollers are hardened Left/right rotation via foot pedal Mounting: shaft 50 mm Roller Ø 162 mm Speed: 4.5 m/min Motor power: 1.1 kW Electrical connection 400 V According to CE standard Weight 510 kg L.W.H. 810 x 950 x 1500mm Power table see PDF file

Condition: new, Ostas hydraulic profile ring bending machine OPK 45 2 driven rollers Digital display Incl. standard steel roller set Description Hydraulic / motorized ring bending machine Can be used horizontally and vertically with 2 driven rollers 2 rollers motor-driven Adjustment of the upper roller hydraulic Rollers are hardened Crodevmzfijpfx Ab Dsg Left/right rotation using foot pedal Mounting: shaft 50mm Roller diameter at top 158 mm Roller diameter at bottom 158 mm Speed 4.5 m/min Motor power: 0.75 +1.5 kW Electrical connection 400 V According to CE standard Weight 420 kg

Condition: new, Akyapak Akbend Ring Profile Bending Machine APK 35 Description Cedpfx Abod Er S Ij Djrg • Machine base frame • Horizontal and vertical working position • Foot switch • Standard rollers (split) • 2 driven rollers • CE marking / Declaration of Conformity • Operating manual in German Technical Details • I-beam - flat: 120 x 15 (d 750) mm • I-beam - upright: 60 x 10 (d 800) mm • Angle iron: 50 x 5 (d 1200) mm • Round material: 35.0 (d 800) mm • Pipe diameter max.: 70 x 2 (d 1200) mm • Square material: 50 x 40 x 3 mm • Bending speed: 4.3 m/min • Roller diameter - top: 155 mm • Bore: 50.0 mm • Total power consumption: 1.5 kW • Weight: 320 kg • Dimensions L-W-H: 730 x 830 x 1350 mm