China R32 R38 T38 T45 T51 thread shank adaptors,
2017-8-11 · The main thread types of shank adaptors include R32, R38, T38, T45, T51 etc. Male shank adapters are ideal for drifting, tunneling & extension applications where high bending stresses are present, and female shank adapters are used when the drilling space is …
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