Function: This set contains 17pcs brake disc caliper socket set,specialty shape sockets to suit brake discs and calipers,specially designed for removing brake calipers and can meet the needs of various vehicles. 1/4 Drive Bit: 9mm x 20mm Stubby Bit Socket 3/8 Drive Bits: 11mm x 100mm Bit Socket 7mm x 92mm Bit Socket 7mm x 65mm Bit Socket 9mm x 50mm Bit Socket 7mm x 24mm Stubby Bit Socket 8mm x 24mm Stubby Bit Socket. 1/2 Drive Sockets: 7 Point 22mm Caliper Socket 10 Point 11.5mm Caliper Socket 10 Point 15mm Caliper Socket 10 Point 20mm Caliper Socket 7 Point 14mm x Caliper Socket. Pentagon Sockets: 10/12.5/14/19mm Pentagon Caliper Socket;10mm Pentagon Bit Socket. Manufactured from Chrome Molybdenum steel. All components available individually. Presented in a suitcase for user storage. Brand Name TradeINArt Item Length 0.86 Inches Drive System Specialized (Automotive) Manufacturer XIAOTONG Model Number XT8-110B Material Type Chrome Molybdenum Steel Item Type Name Brake Caliper Socket Set Wrench Socket Set Number of Pieces 17 Included Components Brake Caliper Socket Set Wrench Socket Set Manufacturer Warranty Description 12 months