Spax Wirox Washer Head Torx Wood Construction Screws

Use: for easy screwing of steel parts and panels to wood. Improved connections tightening even with deformed wood. Spax exclusive Wirox surface. Higher head pull-through force due to disk head. Optimum power transmission and clear pass even for overhead work with Spax T-Star plus T40 bit with guide pins. Effortless work and longer battery life: no pre-drilling (depending on the wood). Easy penetration, reduction of the gap effect by 4Cut: four edges in the screw tip. Easier cutting of the wood fibre by Spax-profile. Made in Germany: TUV certified. Approved by the building authorities: European technical approval for screws used as wood fasteners in load-bearing timber structures (ETA-12/0114). Box contents: 1 Spax box, 50 wood screws, T-Star plus disk head, partial thread, 4Cut, Wirox surface, thread diameter (DIAd1) = 8 mm x total length (Ls) = 300 mm, partial thread length (Lgt) = 80 mm, head diameter (DIAdk): 20 mm, bit not included., Weight: 7.00298375243 Pounds, Manufacturer: SPAX International GmbH & Co. KG, de home improvement, SPC5N