- Tool kit for work around the house, also ideal for hobbies and vehicles ,The set in the box contains: ,- Ratchet wrench ,- Extension ,- Bit adapter ,- 12 hexagon sockets: 4/4.5/5/5.5/6/7/8/9/10/11/12/13 mm ,- 4 hexagon socket bits: H3, 4, 5, 6 ,- 3 cross slot bits: PH1, 2, 3 ,- 3 star-shaped bits: T15, 20, 25