Timco - Metal Construction Timber to Light Section Screws - Countersunk - Wing-Tip - Self-Drilling - Zinc (Size 4.2 x 32-200 Pieces)

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.See `More Information` below for sizing and Colour detailsSpecificationFinish = ZincTo Suit Timber (metric) = 12mmPackaged Height = 58mmHead = Countersunk with RibsPackaged Width = 74mmThread Diameter (metric) = 4.2mmPackaged Weight = 0.58kgLength (metric) = 32mmMax Drilling Thickness (metric) = 3mmType of Recess = PhillipsHeight = 4.2mmPackaged Length = 94mmEffective Thread Length (metric) = 10mmLength = 32mmMaterial = Case & Core Hardened Carbon SteelType of Point = Self-Drilling No.3Width = 4.2mmPTDTIMLW32B