Draper pz cabinet pattern screwdrivers draper 22357 draper cabinet pattern handle screwdrivers with chrome vanadium steel blades correctly hardened and tempered with sand blasted tips some sizes are fitted with a hexagon bolster which enables extra power to be obtained by the use of a spanner flat oval colour coded cabinet pattern handles manufactured from high quality pvc ensures high torque and user comfort sold loosepz type products are compatible with pozidriv174supadriv17