Premium 110 Piece M4 X 4mm Set Screws In 304 Stainless Steel With Hex Socket Allen Head Grub Screws Includes M2 Allen Wrench 4mm Length Durable High Temp Humidity Resistant Hardware For Machinery And DIY

Premium 110-Piece M4x4mm Stainless Set Screws, 304 SS
✔️ 110 pcs M4x4mm hex socket grub screws with M2 wrench included

These M4 x 4mm set screws are fabricated from 304 stainless steel for corrosion resistance and durable holding power in machinery and DIY projects. This value pack includes 110 screws and 1 M2 Allen wrench for quick installation; the screws are headless when seated to sit flush or below surface.

✅ 304 stainless steel construction ensures long-lasting corrosion resistance
✅ M4 x 4mm length with cup point for secure grip
✅ Hex socket drive accepts standard Allen keys for easy tightening
✅ Headless design sits flush or below surface after installation
✅ Includes 1 M2 Allen wrench for quick setup

💡 What is a set screw used for in mechanical assemblies?

This handy fastener locks components together without protruding, making it a handy choice in many small to mid-size machines.

- Secure gears to shafts with flush seating
- Lock collars and pulleys onto shafts without protruding hardware
- Stainless steel construction resists humidity and temperature swings