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Ships within 48 hours · Estimated delivery Aug 8 - Aug 13
alloy steel
50 standard (Per ISO-1947) the 7/24 fast taper is hardened to 56-60 RC and precision ground to AT-3 standards
which is all of our retention knobs have threads that are rolled for strength and durability
Offering a range of arbor sizes from 0
Retention knobs available separately for purchase
CAT 50 End Mill Holders Stub Length cat 40 retention knob alloy steelWith a wide range of projections available from stub length to extended length, you are sure to find the right tool holder for your application. Fitz Rite end mill holders are precision ground to exceed industry standards. Tapers are held to AT3 and bores are concentric to the taper within . 0002". Fitz Rite's internal standards ensure superior spindle contact, enhanced ability to hold tight limits and the best wear and corrosion resistance on the