Sanko Board Fastener Steel (25 pieces) B-438P 1 PK

Catalog number: B-438P Features: ●Screws can be attached and detached freely. ●Simple construction for uniform finish. ●Screws can be attached and detached freely, and simple construction for uniform finish. Applications: ●For hollow walls. ●For installing lighting fixtures, audio equipment, curtain rails, etc. Specifications: ●Screw size: M4 ●Outer diameter (mm): 6.7 ●Screw length (mm): 65 ●Applicable board thickness (mm): 31-38 ●Drill hole diameter (mm): 9 ●Maximum tensile load (kN): 0.30 (plaster board thickness 9.5mm) Material/Finish: ●Steel ●Trivalent chromate treatment ●Surface treatment: Trivalent chromate treatment Caution: ●When installing with a screwdriver, tighten the screw firmly, then tap it lightly with a hammer and insert it into the hole. ●When installing with a screwdriver, use a tool to prevent co-rotation.