- BT40 Balanced to 10,000 rpm @G6.3
- BT50 Balanced to 8,000 rpm @G6.3
- Face perpendicular to taper within 0.0001" T.I.R.
- Out diameter to taper within 0.0002" T.I.R.
- All shank tapers accuracy AT3 or better
- Also available in: Extended Length
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|BT Shell Mill Arbor|