Metal Construction Timber to Light Section Screws - Countersunk - Wing-Tip - Self-Drilling - Zinc - 5.5 x 150

Timco

Specifically designed to attach wood to light section steel (Max. 5mm). Coarse self-tapping thread with wings designed to ream out the timber, so the screw can achieve Max. R.P.M. without burning out. When the wings hit the metal they will break off to permit the thread to self-tap into the metal. NOTE: Partially threaded.. 5.5 x 150 LW150B Pack Type: Box Pack Quantity: 100 Pieces. Carton Qty (packs): 12, Corrosion Rating (1-5): 1 - Clean, dry & low humidity environments, Drill Tip L (mm): 15, Driver Bit Size: PH3, Finish: Zinc, Head H (mm): 5, Head Type: Countersunk with Ribs, Included Items: PH3 S2 Bit (Qty 1), Material: Case & Core Hardened Carbon Steel, MFT (mm): 128, MOQ: 1, MOQ Increment: 1, Pack Dimensions L x W x H (mm): 180 x 90 x 90, Pack Qty: 100, Pack Type: Box, Pack Weight (kg): 1.938, Point Type: Self-Drilling No.3, Size (mm): 5.5 x 150, Substrates: Steel, Timber, Thread Coverage: Partially Threaded, Thread Type: Coarse Self-Tapping, *P/T = Partially Threaded, To Suit Timber (mm): 109 - 128