Cheese-head screws with socket head cap type IS according to ISO 4762 (formerly DIN 912) or ANSI / ASME B18.3. Designed with M6 and M8 ( 1/4" and 5/16") threads in the lengths required for the fixing of pipe / tube clamps and hose clamps of the Twin Series according to DIN 3015, Part 3. Manufactured from steel with STAUFF zinc/nickel surface coating for reliable corrosion protection. Alternatively also available in stainless steel V2A 1.4301 / 1.4305 (AISI 304 / 303) and V4A 1.4401 / 1.4571 (AISI 316 / 316 Ti).