TIMco LW100B BZP Wing Tip No.3 Self Drilling Screw 5.5 x 100 Zinc (Box of 100)

ManoMano

General description The TIMco Wing Tip light section screw is engineered for securely attaching wood to light section steel, with a maximum thickness of 5mm. Its innovative design features a coarse self-tapping thread with wings that ream out the timber, allowing the screw to achieve maximum revolutions per minute (R.P.M.) without overheating. Upon contact with metal, the wings break off, enabling the thread to self-tap into the metal for a strong hold. Technical specifications Size: 5.5 x 100mm Box Quantity: 100 Colour/Plating: Zinc Head Type: Phillips Countersunk Bit Size: PH3 Other information Bright zinc electrolytic plating with a clear toxin-free finish.

Power Tools Direct

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.PTDTIMLW100B

Amazon

Hex head with washer Self-drilling tip Zinc plated to 3-5 microns Designed for light sectional work