Stainless Steel 75-Piece Super Safety And Specialty Bit Set, 9 inch

With 1/4" special bits (6.3mm) in standard length (25mm) and extra long for tapped blind holes (80mm). Including screwdriver with positive spring-sleeve holder for bits. Magnetic holder for work with electric screwdriver or drill. Adapter with male square and male hex drive and matching attachment with female square and female hex drive. Special attachment for centrically clamping screw hooks and similar parts. All in sturdy steel box with powder coated finish. All parts are clearly marked.NO 23 107 Deep hole bits (80mm)TX bits with countersink (tamper resistant). TX 10, TX 15, TX 20, TX 30.Allen key bits with countersink. 4 and 5mm.Claw keys. No. 6, 8.PH1 and 2.Flat-blade bits 3 and 5.5mm.TRI-WING bits. TW1, 2 and 3.Regular bits (25mm)TX bits with countersink (tamper resistant). 12 pcs, from TX5 to TX40.Allen key bits with interior hole. Metric. 7 pieces from 2 - 8mm.TRI-WING bits. 5 pieces from TW1 - TW5.Male square drive bits SQ00, SQ01, SQ02 and SQ03.3 Clutch sockets: C1, C2, C3.Allen key bits with countersink. Imperial. 6 pieces from 5/64" to 5/32".Claw keys. 5 pieces No. 4 - No. 12.XZN multi-toothed bits sizes 5, 6 and 8.For completeness'' sake, 7 useful bits (PH, PZ and for flats).