Description: Removes any screw or bolt! (phillips, flat, hex, painted & more) Durable hardened steel construction Quick & easy to use Suitable for use with all standard variable speed drills Removes any stripped screw in 10 seconds or less Even works on jagged , uneven, or rough breaks, suitable for hard wood or wood floor to take out the screws or broken screw nut Specification: Color: As Picture Show Material: S2 Alloy steel Extractor Bits: #1, #2, #3, #4 Size:#1: 6mm x 50mm, #2: 6mm x 51mm, #3: 6mm x 50mm, #4: 8mm x 51mm Package Includes: 4Pieces Screw Extractor