The item The Makita PT ACC Screwdriver Bit Set comes in a convenient plastic case with a belt clip and a quick-release bit holder that holds 25 mm standard screwdriver bits. There are ten pieces in the Makita D-67620 screwdriver bit set. includes one PH0, one PH1, four PH2, one PH3, one PZ0, one PZ1, four PZ2, one PZ3, one T10, one T15, and two