Sanko Techno Hard Edge Drive Great Value Box, Countersunk Head (250 Pieces) HDF-560-250 1 Box

Catalog number: HDF-560-250 Features: ●Hard edge drive economical box type. Applications: ●For concrete, blocks, and wood. ●For saddle fastening for wiring and piping. ●For mounting switch boxes. ●For mounting control boxes. ●For mounting door frames. Specifications: ●Nominal diameter d (mm): 5.0 ●Pre-drilled hole diameter (mm): 4.3 ●Embedding depth (mm): 30 ●Maximum tensile load (kN): 3.3 ●Drilling depth (mm): 70-t ●Length (mm): 60 ●Compatible screwdriver: Phillips No. 2 ●Drilling diameter (mm): 4.3 ●Head shape: Flat head ●Head height (mm): 2.8 ●Cross bit used: No. 2 ●Head diameter (mm): 10.0 ●Boxed Material/Finish: ●Steel ●Surface treatment: Geomet treatment Caution: ●Drill holes to the specified drilling diameter. ●Be sure to remove any cuttings from inside the hole. ●For nominal diameter 4, use a screwdriver (manual). ●Do not overtighten. ●Tightening more than necessary may cause the screw to break or the head to pop off.