HPS - Retention Knobs
Manufactured to the Industry Standards or machine builders specifications.
Pioneer uses JIS-SNCM420, US-4320 material and heat treats for the highest surface hardness, Tensile and Yield.

Note:
It is critical that the correct retention knob is used with each machining center.  
Please verify all dimensions prior to ordering
Machine specifications will be located in your machine manual.

Additional information:

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Lee Flick,
Jan 9, 2017, 10:10 AM