34 TEK SCREWS TIMBER TEK - HEAVY SECTION Timber Tek For 4mm - 12.5mm Steel TECHNICAL Designed For: Fixing timber or composites to steel Head Style: Countersunk Drive: Phillips 3 Thread Form: Fine thread (Tek 5) Shank Material: Carbon steel Material Grade: AISI C1022 Coating: 500hr Evoshield® ✓ Evoshield Coating Designed For: Fastening when stainless steel product is required, Head Style: Countersunk Drive: Phillips 3 Thread Form: Fine thread (Tek 5) Shank Material: Stainless steel Material Grade: AISI A304 Recommended Drill speed: 1,500 - 2,500 RPM ✓ Bi-metal ✓ Super hard, super sharp drill tips ensure fast drill times ✓ Countersinking nibs under head provide flush finish ✓ Precision formed concave fluting gives speedy chip removal ✓ Aggressive thread form design guarantees consistent tapping and superb holding power ✓ High carbon, high performance drill point ensures superior drilling characteristics, giving accurate drilling every time ✓ Bi-metal fasteners have welded, hardened carbon steel drill point married to a 304/Euro A2 grade stainless steel shank ✓ Ultimate corrosion protection to ensure long-term fastener integrity 2002/95/EC