characteristic: The specifications of the 12pcs sleeve are 4 mm, 4.5 mm, 5 mm, 5.5 mm, 6 mm, 7 mm, 8 mm, 9 mm, 10 mm, 11 mm, 12 mm and 13 mm,and 1 piece ratchet wrench，which are made of High-quality materials, heat-treated, anticorrosive and antirust, and . The ergonomic handle is comfortable to hold and greatly reduces the working pressure. Equipped with a storage box, the hole position is fixed, which is convenient for storage, and the hole design on the back is convenient for display and storage. describe Name: sleeve combination set Quantity: 1 set Material: Metal+Plastic colour: Multicolor Package Contents: 1 x Sleeve combination set Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.