Thread M-thread
Ex-drive Round head
Locking Straight-knurl
Shank Full thread
Point Cone point
Brand Taiming
Unit piece
Material Steel, S/S
Performance Grade A2-70, A4-80, A4-70, Class 8.8, Class10.9, Class12.9
Surface Treatment Plain, Blue-white zinc, White zinc, Yellow zinc, Phosphated, Black, Nickel, Dacromet, Black zinc, Whitening