Introductions: This tool kit allows you to rewind the pistons in brake calipers by hand without damaging the gaskets in the pistons. It does this by allowing the rotation of the piston at the same time as pushing the piston back into the caliper. Features: 1. For using in most domestic and imported 2/4WD vehicle 2. Used on front or back disc brakes 3. Used on main brakes and parking brake systems 4. Includes right-handed thrust bolt and 12pcs caliper keys 5. 13-piece packing in blow molded carrying case for easy storageSpecifications: 1. Color: Gray 2. Material: 45 # Steel 3. Dimensions: (12.99 x 8.86 x 2.36)" / (33 x 22.5 x6)cm (L x W x H) 4. Weight: 2.2lb / 1kg 5. Quantity: 13 Pcs 6. Adaptable Car: Universal Package Includes: 1 x 13Pcs Disc Brake Caliper Wind Back Tool Kit Return Policy All of our items come with a 30-day free return policy. If you need to return, please contact us, let us know the detailed problem and send us some pictures for confirmation. We reserve the right to refuse any returns for objective reasons. Shipping Policy All of our items are shipped free with tracking numbers. Orders will be shipped within 3 working days upon receipt of payment. Most orders will be shipped within 1 working day. In most cases, shipping takes 8-12 working days.