Allen Bolt CS Size M3 M4 M5 for 3d Printer Machine
The Allen Bolt CS is a high-quality fastener designed for secure and reliable fastening in various applications.
- Allen bolt CS size M3 M4 M5 for 3D printer machine is a strong carbon steel socket-head fastener designed for secure assembly and reliable holding.
- The hex socket head allows easy tightening and removal using an Allen key for clean, compact builds.
- Suitable for 3D printer frames, mounts, brackets, and general mechanical fastening.
- Multiple lengths are available to match different part thickness and assembly needs.
Specifications
- Material: carbon steel (Allen bolt CS)
- Sizes: M3, M4, M5
- Available lengths: 8mm, 10mm, 12mm, 16mm, 20mm, 25mm, 30mm, 35mm, 40mm
- Diameter: 3mm, 4mm, 5mm
- Thread pitch: M3 (2.86mm), M4 (3.82mm), M5 (4.82mm)
- Head diameter: M3 (1.40–1.65mm), M4 (7.24–7.6mm), M5 (2.50–2.75mm)
- Head height: M3 Allen bolt (5.4–5.7mm), M4 Allen bolt (1.95–2.2mm), M5 Allen bolt (9.14–9.5mm)
- Packing list: 1 piece of Allen bolt screws
Features
- High-strength carbon steel build for durable fastening
- Hex socket head for secure tool engagement and reduced slipping
- Multiple length options for different mounting depths
- Compatible with standard Allen keys, nuts, and washers
- Suitable for tight spaces and clean assembly work
Applications
- 3D printer machine assembly using M3/M4/M5 Allen bolt CS
- Mounting brackets, motor mounts, gantry plates, frame joints, and accessories
- Automotive, machinery, construction, and DIY mechanical projects
- Maintenance and replacement of worn socket head cap screws
Usage
- Select the correct M3/M4/M5 size and length for the part thickness.
- Insert and tighten using an Allen key; use washers/nuts where required.
- Avoid over-tightening to prevent thread damage.
Packing List
- 1 piece of allen bolt screws.








I was provided with a half thread and full thread, when I just asked for a single type