BT40 End Mill Holder 5/16"
$70.00
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BT40 5/16" ENDMILL ADAPTER Premium Precision 0.0001” Runout taper to bore within 3 Microns (0.0001”) T.I.R. Bore ground to H5 tolerance or better! Coolant Thru Coolant Thru the Center DIN AD+B Flange Coolant Standard on select sizes Jet Slot Versions Available Dynamically Balanced 30, 40 & HSK63A - G6.3 @ 20,000 RPM 50 & HSK100A - G6.3 @ 15,000 RPM ISO AT3 Taper Tolerance Tapers are ground better than AT3 for optimal T.I.R.
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