Manufacture and supply various full series of screwdriver bits, nut setters, nut drivers, sockets, socket adapters, bit holders Screwdriver bitMaterial ... injection case, blow case, PVC bag, color boxNut driver (nut setter)Material: Cr-V steel, types: non-magnetic and ... 65mm, 100mm, 150mmWith 1/4" hex quick change shank to fit our featured quick change connectorPacking:Skin pack, double blister, single ...