Set of 4 steel screw extractors $ 5.89 Name: 3-piece plastic box wood screw extractor, screw extractor, screw extractor, including saw and drill Surface treatment: titanium plating Material: HSS4241 Specification: 1# (No.6 +8), 2#(No.8 +10), 3#(No.10 +14), saw and drill 8mm