ER 40 Collet Nuts

Power Coat is an innovative, permanent coating that increases clamping pressure of the nut up to 75% compared to standard ER nuts. More holding power reduces the chance of spinning the shank of the tool inside the collet, which can cause premature failure of the collet.

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Same Day Shipping Available

Most in-stock CNC router parts and accessories ship the same day from our warehouse in San Diego, California. Order by 2 pm (14:00) Pacific Standard Time Monday-Friday for same day shipping on most items.