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Your cart is empty.ER-40 5/16" Spring Collet ~ Range of collet is .275-.316. ~ Made of high grade tool steel. ~ Hardened and precision ground. ~ Meets or exceeds Federal specifications. ~ Major diameter is 1.620". ~ Overall length is 1.810". ~ Collet must be placed into collet chuck nut before inserting into collet chuck.
Kindle Customer
Reviewed in the United States on March 5, 2018
Good product but hangs up in the collet adapter retainer spring. May improve with use.
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