Made of chrome vanadium steel with polished mirror finish and 15 offset open heads. Cold stamped for easy identification each tool conforms to DIN 3110 standard. Features and Benefits Manufactured from chrome vanadium steel for increased tool durability Polished mirror finish for easy cleaning 15 offset open heads for efficient wrenching range of motion Cold stamped for easy tool identification Standards Conforms to DIN 3110 Contents 6 x 7mm 8 x 9mm 10 x 11mm 12 x 13mm 14 x 15mm 16 x 17mm 18 x 19mm 20 x 22mm 21 x 23mm 24 x 27mm 30 x 32mm