With 1/4″ magnetic aluminum driver features slide bit holder on the screwdriver shaft for easy access and storage. includes 9 torx tamper proof bits t7-t40, 6 fraction hex tamper proof bits 3/32″-3/16″, 6 metric hex bits 2mm-5mm, 4 spanner bits #4-#10, 4 bits for triwing screws #1-#4, 3 bits for torqset screw #6-#10 plus 1/4″ sq.x1/4″ hex adapter.