15/50pcs M2 M2.6 M3 M3.5 M4 M5 M6 Hexagon Socket Head Black Hexagon self Tapping Screws(30mm,M4 30pcs)

Description

• Metric size coverage: M2, M2.6, M3, M3.5, M4, M5, M6, a total of 7 specifications, thread diameter range 2-6mm, suitable for electronic equipment, furniture manufacturing, automotive parts and other scenarios that require precision connection.
• Alloy steel has high hardness and toughness after tempering, making it suitable for repeated disassembly. Carbon steel has weaker corrosion resistance than alloy steel.
• Hexagon socket head: Suitable for use with hexagonal wrenches, high torque transmission efficiency, suitable for installation locations with limited space. Hexagon head: Suitable for use with socket wrenches, suitable for metal sheet connections requiring high torque. Self-tapping thread: Full thread: The thread covers the entire screw, providing an even grip and preventing material delamination or cracking.
• Fix circuit boards, heat sinks, housings and other components, and adapt to PCB boards
• DIN 912: Dimensions and tolerances for hexagon socket head screws.

Product name: Hexagon socket head self-tapping screws
Size: m2 m2.6m3 m3.5 m4 m5 m6
DIY Supplies: Metalworking
Packing: 50-99 pieces
Material: Carbon Steel

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