Stainless Flange Bolts

The DIN 6721 flange bolt is a hexagon headed bolt or screw incorporating a flange, negating the need for a washer. Flange bolts are a more attractive alternative to their DIN 931 and DIN 933 hex driven counterparts. Typically used where The flange offers protection for the bolted component where the driving tool may otherwise scratch it's surface. Generally manufactured with a full thread, though occasionally some stock may include a partially threaded shank.

A popular and attractive socket head screw with an integrated flange offering a wider head for bolting softer materials. Typically used where aesthetics are important, or where a lower profile domed finish is required. The hex drive is generally smaller than other hex driven ranges and thus the ultimate tightening torque is reduced. Manufactured to ISO 7380, the same standard as the non flanged variant, and always fully threaded.