including:
1pc 1/4" ratchet driver
1pc 1/4" universal joint
2pcs extention bar(50,75mm)
1pc bit holder
1pc ratchet screwdriver
36pc bits
20pc sockets: 4,5,6,7,8,9,10,11,12,13mm;
5/32",3/16",7/32", 1/4", 9/32",5/16",11/32",3/8",7/16",1/2"