SWEBOLT & BOTNIA BOLT supply hex bolts with flange according to DIN 6921 and EN 1665, available in steel grades 8.8 and 10.9, as well as A2 and A4 stainless options. The flange under the bolt head acts as an integrated washer, ensuring even load distribution and secure tightening. Also available with a serrated flange for improved grip and vibration resistance. A reliable choice for industrial, assembly, and construction applications