Laser 7938 2 Piece Pound Go-Through Screwdriver Set Features and Benefits:A 2 piece Pound Thru screwdriver set in Phillips and Flat profiles, with magnetic tips & 13mm hex drive on shafts with ergonomic soft grip handles, ideal for removing seized fasteners.Profiles: Phillips Ph3, Flat 8mm.Overall length: 268mm; shaft length: 150mm.13mm hex drive on shaft.Hex shaft continues through handle for strength & impact resistance.Blades manufactured from Chrome Vanadium.