CAT 40 End Mill Holders Extended Length CAT40 End Mill Holders: Extended Length:40E-.25-4.72 Our ER25 rigid tap collets

Our ER25 rigid tap collets are for use with tap sizes ranging from #0 to ⁵⁄₈”

Tapers are held to AT3 and bores are concentric to the taper within

We have standard style knobs for most machines in stock

and additional collet nuts available for sale and same day shipment

these can also be used for a variety of processes

CAT 40 End Mill Holders Extended Length CAT40 End Mill Holders: Extended Length:40E-.25-4.72 Our ER25 rigid tap colletsWith 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