... .1 2. Size: 1/4''-3'' 3. ISO9001:2008 Hex Head Cap Screws (Partial Threaded) Standard: ASME B 18.2.1Size: 1 ... are as following: Bolts: Hex Bolts, T-head bolts, Hex Tap Bolts, Hex Cap Screws, hex tap bolts, Heavy Hex Bolts, Square ... , Eye Bolts, Hook Bolts, etc.Wating for your enquiry! Hex Head Cap Screws Grade 8