Removes screws and bolts without damaging the threads
Non slip, double edge engagement removes the toughest fasteners
Large hex-head surface provides an outstanding grip
Can be used on both right and left handed threads
Set contains individual sizes #1 - #5. Manufactured in Germany by Rennsteig, a division of Knipex. Large hex head design is easier to grip and turn. Integrated center point for accurate drilling. Packaged in a descriptive vinyl pouch.