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Thread：R25，R28，R32，R38

                 T38，T45，T51

Diamete：H25，H28，H32，H35，D38，D45，D51

Length：0.8-6M                                    

Main products：Drifting rod，Extension rod，MF rod

Features:

• Made from steel as same grade as internationally well-known brand。
• Hollow drill steel processing by Boring Method ensuring quality reliability
• Optimize processing procedure, entirely automatic threading equipment to finish the thread naturally and reduce
• the concentration of stress.
• Shape once of whole heat-treatment ensures long lifespan