Drive:combination,philips,pozi,slotted

Thread Type:coarse, fine ,wing teks

HeadType:pan,countersunk,wafer,hex washer,pan framing,bugle.

Diameter:M3.5(#6)M3.9(#7)M4.2(#8)M4.8(#10)M5.5(#12)M6.3(#14)

Length:from9.50mm to 125mm.

Mterial:c1022

Finish:black/grayphosphated/yellow/bluezinc plated