100 Pcs M4 X 6mm Hex Socket Button Head Cap Screws Kit, 12.9 Grade Alloy Steel, Black Oxide Finish, 0.7mm Thread Pitch, 8.08mm Total Length, Durable Hex Socket Bolts For DIY Projects
✔️ 12.9 Grade alloy steel, black oxide finish, 0.7mm pitch, 8.08mm total
This all-in-one kit includes 100 M4 x 6mm hex socket button head screws and a 2.5 mm hex key, neatly stored in a plastic case for quick access. Ideal for DIY projects, electronics enclosures, bicycle mounts, and other small assemblies where a clean, strong fastener is needed. It's handy for securing components in sealed ball bearing housings and linear slide unit assemblies.
✅ Material: Alloy steel 40Cr with black oxide finish
✅ Strength: 12.9 grade, hardness HRC 39-44, tensile 1220 N/mm²
✅ Thread: Ø4 mm, pitch 0.7 mm, length 6 mm (8.08 mm with head)
✅ Head: Button head, Ø7.42 mm, height 2.08 mm, drive: internal hex 2.5 mm
✅ Includes 1 x 2.5 mm hex key; packaging: plastic storage box
✅ ISO7380 compliant
💡 What is a hex socket button head screw used for in handy DIY builds? This fastener is handy for compact, flush mounting across metal and plastic projects.
- Quick fastening in electronics enclosures and small machinery
- Durable with 12.9 grade alloy steel and black oxide finish
- Compatible with M4 threads and 0.7 mm pitch
- Includes 1 hex key for immediate use