Neiko 02411A Magnetic Bit Tip Holders, 2 Piece | 1/4" Quick-Change to 1/4" Hex Bit | Impact Ready Hex bit insert adaptor turns 1/4-inch quick-change shank to standard 1/4" hex shank adaptor for power tools Magnetic bit holder hex tip has extra strong magnetic tip to retain hex insert bits for an efficient workflow Magnetic socket adaptor has strong stainless steel construction that's fit for use with impact drivers Power bit tip holder has quick release chuck and magnetic bit holder to allow fast bit swaps for one handed operations Versatile shank adaptor has adjustable depth to hold fasteners; 5-inch holder reaches into tight spaces