"Made of durable, impact-grade material for excellent life in harsh applications","Designed for the automotive technician","1/4\" shank size","1.25\" impact bits: Phillips 1, (2)-2, 3, Pozidriv 1, 2, 3, TORX® 10, 15, 20, 25, 27, 30, 40","2\" impact bits: Phillips 1, (2)-2, 3, Pozidriv 1, (2)-2, TORX® 10, 15, 20, 25, 27, (2) 30, 40","3\" impact bits: Phillips 1, (2)-2, 3, Pozidriv (2)-2, TORX® 10, 15, 20, 25, 27, 30, 40, Square 1, (2)-2, Hex 3/32\", 7/64\", 1/8\", 5/32\", 3/16\", 1/4\", 2.5mm, 3mm, 4mm, 5mm, 6mm","6\" impact bits: Phillips 1, 2, 3, Pozidriv 1, 2, 3, TORX® 10, 15, 20, 25, 27, 30, 40","Magnetic nut drivers: 8mm, 10mm, 12mm, 1/4\", 5/16\", 3/8\"","Quick change coupler","Socket adapters: 1/4\" and 3/8\"","Set comes in blow-molded case 78 PIECE STEEL IMPACT DRIVER BIT SET WITH CASE SAIP78 | Matco Tools