Expert Quality, chrome vanadium steel blades hardened, tempered and satin chrome plated finish with sand blasted tips. The handle is manufactured from impact-resistant heavy duty 'soft grip' polypropylene with colour coded handles for easy recognition. Sold loose. PZ TYPE drivers are compatible with *Pozidriv®/Supadriv® fixing systems *Pozidriv®/Supadriv® are registered trademarks of Trifast Plc.