42pc 3/8″ & 1/2″Sq Drive TRX-Star*/Hex/Spline Bit Set

Model No. AK219 One of a comprehensive range of Premier Hand Tools, suitable for daily professional use. Chrome Vanadium 6150 steel bits hardened to 52-53 HRC and tempered for added strength. Set includes 3/8″ and 1/2″Sq drive to 10mm hex Chrome Vanadium steel bit adaptors. Supplied in storage case with inclined tray for quick and easy bit selection.