Sanko Techno Bulk Purchase Board Fastener Type B Steel (150 pieces) B-412-150 1 PK

Catalog number: B-412-150 Features: ●Screws can be easily attached and detached. ●Simple construction for a uniform finish. Applications: ●For hollow walls. ●For mounting lighting fixtures, audio equipment, curtain rails, etc. ●For hollow walls●For installing lighting fixtures, audio equipment, curtain rails, etc. Specifications: ●Screw size: M4●Outer diameter (mm): 6.7●Total length (mm): 35●Screw length (mm): 42●Compatible board thickness (mm): 5-13●Drill hole diameter (mm): 9●Maximum tensile load (kN): 0.52 (plywood 3.0mm), 0.30 (gypsum board 9.5mm), 0.34 (gypsum board 12.5mm), 0.47 (gypsum board 9.5mm + 12.5mm)●Maximum tensile load (kN): 0.52 (plywood 3.0mm), 0.30 (gypsum board 9.5mm), 0.34 (gypsum board 12.5mm), 0.47 (gypsum board 9.5mm + 12.5mm)●Length (mm): 35 Material/Finish: ●Steel ●Surface treatment: Trivalent chromate treatment Caution: ●When installing with a screwdriver, tighten the screw firmly and then tap it lightly with a hammer to insert it into the hole. ●When installing with a screwdriver, use a tool to prevent co-rotation. ●When installing with a screwdriver, tighten the screw sufficiently until it becomes difficult to turn. ●The drilling depth is the total length + 10 mm - t (thickness of the object to be attached).