Spectre™ Advanced Deck & Outdoor Screws feature a countersunk, pozidrive compatible, recessed head. They have a green coated finish for excellent resistance to corrosion. These screws have a sawtooth thread, to prevent splitting, reamer to prevent jacking, and are also surface hardened with a quick start type 17 slash point. CE approved for use in load-bearing timber construction.Select Option 4.5 x 50mm, Box 2004.5 x 50mm, Tub 10004.5 x 60mm, Box 2004.5 x 60mm, Tub 10004.5 x 75mm, Box 2004.5 x 75mm, Tub 10005.0 x 100mm, Box 100 Add to Basket Quantity