Feature: 

Coutersunk Head Hex Screws 

Material: Gold Titanium Plated Alloy Steel

Product Standard: DIN7991

Metric Sizes: M2 M2.5 M3 M4 M5

Product Strength: Grade 12.9

Description: 

Threads are the standard metric coarse(most common)

Screw lengths are measured overall, including the head.

Cup Head Socket Head Bolts Adapt to the scene: construction industry, hardware accessories, furniture industry, shipbuilding industry, medical equipment, factory industry, electronics industry, etc.