2x TIMCO Collated Timber to Light Section Screws Countersunk Wingtip Selfdrilling Zinc 4865COLLW Pack of 500

Specifically Designed To Attach Wood To Metal (Max. 4.0Mm). Coarse Self-Tapping Thread With Wings Designed To Ream Out The Timber This Helps The Screw 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. The Collated Strips Are Specifically Designed To Be Compatible With All Leading Power Tool Brands.The Collated Strips Are Specifically Designed To Be Compatible With All Leading Power Tool BrandsSelf-Countersinking RibsCoarse 60 Self-Tapping Thread For Excellent Holding Power & Rapid InsertionCase & Core Hardened For Durability & StrengthSee `More Information` below for sizing and Colour detailsSpecificationMaterial = Carbon SteelTo Suit Timber (metric) =

General description Specifically designed to attach wood to metal (max. 4.0mm), the TIMCO Collated Self-Drilling Wing-Tip Steel to Timber Light Section Silver Screws feature a coarse self-tapping thread with wings that ream out the timber, allowing the screw to achieve maximum RPM without burning out. When the wings hit the metal, they break off to facilitate the installation process. Technical specifications Dimensions: 4.8 x 65 mm Material: Steel Thread type: Coarse self-tapping Max metal thickness: 4.0 mm