MAXPOWER Breaker Bar Telescopic, 1/2-Inch Drive Breaker Bar Extendable Flex Handle, Length Adjustment 430mm-570mmExtendable Handle Design: Length can be extended from 430 mm to 570mm without load reduction. Telescopic shaft can be lockable in 5 positions. 1 2 Inch Drive Design: 1 2 inch drive head delivers up to 512N. m (378lb. ft) of torque. Suitable for medium duty and precision works. 360 degree rotating Cr Mo drive head lets you work at any angle. Securely Hold Sockets: This Extendable Socket wrench can break or loose rusted, decayed, stuck nuts and bolts.