PTFE Coated Fasteners: STRUCTURAL HEX BOLTS AND HEAVY HEX BOLTS: We stock 6 mm to 64 mm diameter in various length normal and heavy hex bolts. We also have in above in imperial sizes also. Dimensions as per DIN, ASME ANSI B18.2.1 ASME B18.2.3.3M for B7 bolts. For A325M as per ASME B18.2.3.7M and A490M as per more...