Timco Metal Construction Timber to Light Section Screws Countersunk Wing Tip Self Drilling Zinc (Size 4.2 x 38 200 Pieces)

ManoMano

General description Specifically designed to attach wood to light section steel (max. 3mm), the TIMCO Self-Drilling Wing-Tip Steel to Timber Light Section Silver Screws are ideal for various construction and DIY projects. These screws feature a coarse self-tapping thread with wings that ream out the timber, allowing for maximum revolutions per minute (R.P.M.) without burning out. When the wings contact the metal, they break off to provide a secure fit. Technical specifications Dimensions: 4.2 x 38 mm Material: Steel Finish: Silver Maximum steel thickness: 3 mm

Power Tools Direct

Specifically Designed To Attach Wood To Light Section Steel (Max. 3Mm). 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.PTDTIMLW4238B

Amazon

Thread Dia. mm - 4.2 Length mm - 38 Head Type - Countersunk with Ribs Recess Type - Phillips Point Type - Self-Drilling No.3