Metal To Metal Screw is corrosion resistant self-tapping screw with wafer cross-head & self drilling point.
EN 14566: Mechanical fasteners for gypsum plasterboard system-Definitions, requirements and test methods JIS G3507-1 : Carbon Steels for Cold Heading _Part 1
MATERIAL : SWRCH22A/1022A | Finish : Case Hardened, Blue zinc plated |
Dimension : Ø4.2x13(±0.5) mm |