Damaged Screw Extractor 1/4 Hex Shank 6PCS Tool Set Broken Stripped Bolt Remover Description: 【 Material】 Quenched steel treatment, high hardness, good toughness, wear-resistant and durable. 【 Product Contents】 Dimensions: full length 50mm, 60mm, 61mm, 65mm, 74mm, 83mm. A set of 6, different specifications, to meet various needs. 【Wide Application】Suitable for stainless steel 8.8-12.9 grade bolts, no need to worry about damaging the screws or tools. 【 hexagonal shank diameter design】 stable support, high-speed rotation, uniform force, suitable for all kinds of electric drills. 【 How to use the screw removal kit】 The screw removal kit is a special tool for removing broken bolts, crushed screws and screw heads. It is suitable for hardwood and wooden table removal screws, broken screws and nuts. Screw removal kit for broken wood and machine screws, as well as damaged grub screws, hex screws, painted screws and damaged screws. Suitable for DIY, home and general construction/engineering. First, drill the holes, then reverse the licked bolts. You can easily remove the screws in just two steps. Instructions for use： Select screw remover that is smaller than the damage screw.  Use a drill to turn a hole deep enough in the middle of the screw head.  Note：the deeper the hole, the easier it is to remove the screw. Take out the screw remover then reverse the screw extractor Hand drill is turned counter clockwise slowly to drill,but do not use high-speed drilling 100% brand new Material: carbon steel Quantity: 1 set Package Contents: 1/set of hand tools