Stud Extractor Roller Remover Bolt Removal Socket 4pcs Metric or Imperial

High quality stud extractors suitable for the professional and the enthusiast alike. Concentric roller bearing type removes studs without damage to the threads. Manufactured from chrome vanadium steel with a polished finish. Can be used to remove or install studs. Suitable for use on metric or imperial studs. Will not damage thread. Normally used with a ratchet but if you have a long stud then you can let the stud pass through the extractor and use a spanner. The 6mm and 8mm extractors are a 19mm spanner and the 10mm and 12mm extractors are a 22mm spanner. Supplied in a blow molded case for storage and transportation. Includes; 6mm (1/4") stud extractor (3/8" drive and total length 30mm) 8MM stud extractor (3/8" drive and total length 30mm) 10MM (3/8") stud extractor (1/2" drive and total length 37mm) 12MM (1/2") stud extractor (1/2" drive and total length 37mm)