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R8 Collets


R8 collets are manufactured to exacting standards. They are a good choice for milling, drilling and reaming, secondary grinding operations and tool sharpening.
  • Tolerance: Guaranteed to be within 0.0002" at the collets' nose.
  • R8 collets are widely used in machining and work in holding devices and fixtures.

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Item #Collet Series Bore Dia. Main Body Diameter O.A.L. Internal Thread Tolerance
74170R8 1/8 in. 0.95 in. 4 in. 7/16" x 20RH UNF 0.0002 in.
74171R8 5/32 in. 0.95 in. 4 in. 7/16" x 20RH UNF 0.0002 in.
74172R8 3/16 in. 0.95 in. 4 in. 7/16" x 20RH UNF 0.0002 in.
74173R8 7/32 in. 0.95 in. 4 in. 7/16" x 20RH UNF 0.0002 in.
74174R8 1/4 in. 0.95 in. 4 in. 7/16" x 20RH UNF 0.0002 in.
74175R8 9/32 in. 0.95 in. 4 in. 7/16" x 20RH UNF 0.0002 in.
74176R8 5/16 in. 0.95 in. 4 in. 7/16" x 20RH UNF 0.0002 in.
74177R8 11/32 in. 0.95 in. 4 in. 7/16" x 20RH UNF 0.0002 in.
74178R8 3/8 in. 0.95 in. 4 in. 7/16" x 20RH UNF 0.0002 in.
74179R8 13/32 in. 0.95 in. 4 in. 7/16" x 20RH UNF 0.0002 in.
74180R8 7/16 in. 0.95 in. 4 in. 7/16" x 20RH UNF 0.0002 in.
74181R8 15/32 in. 0.95 in. 4 in. 7/16" x 20RH UNF 0.0002 in.
74182R8 1/2 in. 0.95 in. 4 in. 7/16" x 20RH UNF 0.0002 in.
74183R8 9/16 in. 0.95 in. 4 in. 7/16" x 20RH UNF 0.0002 in.
74184R8 19/32 in. 0.95 in. 4 in. 7/16" x 20RH UNF 0.0002 in.
74185R8 5/8 in. 0.95 in. 4 in. 7/16" x 20RH UNF 0.0002 in.
74186R8 21/32 in. 0.95 in. 4 in. 7/16" x 20RH UNF 0.0002 in.
74187R8 11/16 in. 0.95 in. 4 in. 7/16" x 20RH UNF 0.0002 in.
74188R8 23/32 in. 0.95 in. 4 in. 7/16" x 20RH UNF 0.0002 in.
74189R8 3/4 in. 0.95 in. 4 in. 7/16" x 20RH UNF 0.0002 in.