1/4″ Hex Shank design for Quick Release
This set includes 4 tool-steel countersinks designed for No. 6,8,10,12 screws and 3/32″, 7/64″, 1/8″ and 9/64″ drill bits.
Also included are 3 phillips screw tips (No. 0,1,2), 2 slotted screw tips and a quick release chuck*.