Get the practical L-BOXX now - filled with 1800 PowerFast II screws with full and partial thread in the common dimensions and a ProfiBit set. The Fischer PowerFast II is a galvanised, zinc-plated, blue-passivated screw with full or partial thread and inner star mounting. The countersunk head allows flush mounting in wood. The partial thread design enables wooden elements to be firmly attached to each other. The screw is suitable for mounting load-bearing components in coated wood, hardwood, softwood and wooden connections.