FEATURES: KTX Gold is an internal woodscrew available in a range of sizes that fits in less than half the time of a normal woodscrew and provides a super smooth finish in timber. SPECIFICATION: KTX Professional Woodscrews Technical Specification KTX Gold / Silver / Bronze / Stainless Steel KTX head recess Suitable for pozi, square, Philips square, and KTX screw bits Stick fit head for KTX, square and some pozi drive bits. No wobbling or head slippage and minimum damage to head recess from use. Yellow passivated (Gold) / BZP (Silver) - Internal, C1022 heat treated hardened steel. KTX Bronze – Nano coated, C4 rated and salt spray tested over 2200hours. Inert coating has no reaction with green oak, treated timber or natural occurring chemicals. Made from C1022 heat treated hardened steel. Suited to internal and external use. KTX Stainless Steel made from A2 SS302. Suited to internal andexternal use using construction grade stainless steel. Deep drive head recess Double countersunk Fast