Removes any stripped screw in 10 seconds or less. 4 piece damaged screw extractor set - contractor grade Removes any stripped screw or bolt Great for impact drivers M2 high speed tool steel Sub-Brand: N/A Type: Screw extractor set Length Measurement: 2-in Can Be Sharpened: No Case Type: N/A (no case) Double-Ended: Yes Impact: Yes Material: HSS Number of Bits Included: 4 Package Quantity: 4 Set/Individual: Set Warranty: 30-day CA Residents: Prop 65 Warning(s): No UNSPSC: 27111700