M6-1.25X(16,40)mm,M8-1.25X(20,25)mm Hex Head Screws Bolt Stainless Steel

Drive Size : M6(10 mm) M8(13mm). Head Height : M6(4.15 mm) M8(5.45mm). Hex cap screws are partially threaded and provide much tighter tolerance than their fully threaded counterparts. Hex bolts are the most common construction fastener having a hex head that can be secured with a socket or wrench and mated with a nut or another internally threaded item.