Products for bench top machinists | LittleMachineShop.com

Collet Chuck, ER-32, JT33

Collet Chuck, ER-32, JT33 - Main image
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$21.26 $29.95 In stock

JT33 to ER-32 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-32 collets.

ER-32 collets have a range of 1/16" to 13/16" (1.0 mm to 21.0 mm).

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

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Standard Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

Express Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

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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 (4.8 / 5 · 5 reviews)

Elizabeth ★★★★★

The runout on this JT33 to ER-32 chuck is impressively tight—checked it with a indicator and it’s well under the 0.0002" spec. It holds my collets securely without any wobble, making milling cuts noticeably cleaner.

Timothy ★★★★★

After swapping cheap chucks for this JT33 ER-32, the runout on my end mill is practically invisible—that 0.0002" TIR makes a real difference. The hardened steel body feels solid, and ER-32 collets seat without any binding.

Madison ★★★★★

The collet grip is incredibly precise, I measured the runout and it matched the spec perfectly. It slid right onto my JT33 spindle and locked up tight with zero wobble.