Teng Tools 1 2 Inch Drive 10 Inch Long DIN Chrome Molybdenum Impact Extension Bar Socket Extension Mechanic Tool Hand Tool 920023N Impact Tool Trays Supplied with a large capacity QUICK SET SLIP JOINT Supplied with a large capacity 2 liter collection reservoir and 1 liter refilling bottle which makes changing brake fluid simple and easy to do and is ideal for one man operation Features three measuring modes with a one button quick change to alter between inch [ SAFE TO USE ] Designed for use with a locking pin and ring to increase safety when working with pneumatic tools [ INSTANT IDENTIFICATION ] The impact extension bar features roll stamped markings to ensure permanent and instant socket identification