Products for bench top machinists | LittleMachineShop.com

Collet Chuck, ER16, JT33

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$17.22 $24.95 In stock

JT3 to ER-16 collet chuck, milling chuck holder.
This collet chuck is hardened and precision ground and has a T.I.R. is <= 0.0002" (0.005 mm). The chuck will hold all ER-16 collets.

ER-16 collets have a range of 1/32" to 3/8" (0.5 to 10.0 mm)

*Collet must be assembled into a collet chuck nut before inserting into the collet chuck.

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Standard Shipping · United States: $0.00

Express Shipping · United States: $3.99

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United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

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Customer Reviews (4.6 / 5 · 5 reviews)

Scarlett S. ★★★★★

The runout on this JT33 to ER-16 chuck is impressively tight—my end mills now cut true without any wobble. The hardened finish feels solid in the spindle, and it grips collets securely with zero slip.

Avery E. ★★★★★

I've been using this JT33 to ER-16 collet chuck for a few weeks and the precision grinding is really noticeable—my runout is consistently under a tenth. It holds my ER-16 collets snugly, and the hardened finish hasn't shown any wear yet.

Riley ★★★★★

The T.I.R. of 0.0002" is spot on—my test indicator barely moved when I checked the runout on this chuck. It grips ER-16 collets snugly, and the hardened surface has held up through a few heavy milling passes without a hint of wear.