Spax Wirox Washer Head Torx Wood Construction Screws

Use: for securing rafters or roof insulation systems. SPAX exclusive WIROX coating. Higher pulling force thanks to the flat countersunk head. Optimum power transmission and clean fit on the SPAX T-STAR plus T40 bit with guide pins. Reduced driving in torque and longer battery life: no pre-drilling (depending on the wood). Easy penetration and reduced risk of splitting wood due to 4CUT tip. Made in Germany: TÜV certified. Officially approved: European Technical Approval for self-tapping screws used for wooden supporting structures (ETA-12/0114). Box contents: 1 x SPAX box of 25 T-STAR plus wood screws with flat countersunk head, partial thread, 4CUT and WIROX coating; thread diameter: 8 mm, total length: 450 mm, partial thread length: 80 mm, head diameter: 20 mm; bit not included., Weight: 5.431638980025 pounds, Manufacturer: SPAX International GmbH & Co. KG, de home improvement, SPC5N