PZ TYPE products are compatible with Pozidriv/Supadriv fixing systems Expert Quality, chrome vanadium steel blades hardened, tempered with satin chrome plated finish and sand blasted tips. The handle is manufactured from impact-resistant heavy duty 'soft gripO polypropylene with colour coded handles for easy recognition. Some blades have hexagon bolsters which enable extra power to be obtained by use of a spanner. Display packed in individual storage hanger with barcode on reverse. +with hexagon bolster Pozidriv/Supadriv are registered trademarks of Trifast Plc.