SPAX timber construction washer head, 6 x 250 mm, 50 pieces, partial thread, T-STAR plus T30, 4CUT, WIROX - 0251010602505

Great Fixing For Woodworking Attachment of counter-battens and wood based panels e.g. suction-proof fastening of roof battens Considerably reduced screwing-in torque and reduced splitting effect Length specification and manufacturer logo on the head Higher head traction forces than countersunk head screws Approved by building authorities Under licensing number Z-9.1-449. Z-9.1-511 Approved by building authorities for fastening rooftop insulation systems Special properties Wide overlying washer head Washer head WIROX P3J: The surface with extremely high protection against corrosion SPAX 4CUT cutter For screw lengths of 160 mm and larger: significantly reduces the screwing in torque Partial thread: firm tightening of the upper wood layer SPAX T-STAR plus: secure bit grip, no cam-out effect, optimal force transmission Application The non-threaded part must completely reach through the upper component. The washer head then pulls the upper component tighter to the lower component with each thread rotation. Advantages of a washer head compared to a countersunk head: Better tightening of connections also of warped board. Washer head guarantees double the amount of power delivery. Features & Benefits Features SPAX 4CUT point: allows screwing in without pre-drilling wood-dependent, reduces splitting as square end displaces the fibres SPAX ground serrations: up to the point quick and secure fastening