Master Mechanic Interchangeable Bits Screwdriver Bit Set (42-Piece)

Master Mechanic 42pc Screwdriver Bit Set Includes: (1) compact magnetic bit holder, (1) 1/4 in. nut driver, (1) 5/16 in. nut driver, (2) double ended power bits, (1) PH1 insert bit, (5) PH2 insert bits, (2) PR2 insert bits, (2) PH3 insert bit, (1) SQ1 ins