8PCS Screw Extractor Set

 Designed to remove broken studs, bolts, socket screws and other fasteners
 Manufactured from heat treated Chrome Molybdenum Alloy Steel
 Aggressive left-hand spiral design for extra gripping power
 Spiral flutes design enables the extractor to embed deeper into the fastener. While the fastener resistance increases, the extractors' grip also increases
 Square drive end to accommodate with tap wrench or open-end wrench
 Set contains 8 different sizes of extractors to meet various demands
 Screw extractor sizes include
NO.1 1/8"-1/4", NO.2 1/4"-5/16", NO.3 5/16"-7/16", NO.4 7/16"-9/16",
NO.5 9/16"-3/4", NO.6 3/4"-1", NO.7 1"-1.1/8", NO.8 1.1/8"-1.1/4"