Products for bench top machinists | LittleMachineShop.com

Lathe Chuck - 4", 3-Jaw

Lathe Chuck - 4", 3-Jaw - Main image
$72.96 $99.95 In stock

This 4 inch 3-Jaw self-centering lathe chuck includes a chuck key, inside and outside jaws, and mounting bolts.

This chuck has a 0.87" (22 mm) through hole. The chuck can hold work up to 3.15" (80 mm) in diameter.

The radial runout of a test bar held in this chuck, when the chuck is mounted true, is 0.003" maximum.

*NOTE: * Note Don't forget to purchase a set of Studs & Nuts to accommodate changes in chuck or adapter configurations. 

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Customer Reviews (4.8 / 5 · 5 reviews)

Emma ★★★★★

I was worried about runout on a budget chuck, but this one grips stock true within a few thou right out of the box. The through hole is a nice bonus for passing longer rods through the spindle.

Scarlett I. ★★★★★

The inside and outside jaw set was exactly what I needed for gripping both rods and larger stock. Through hole is plenty big for my common workpieces, and the chuck runs true right out of the box.

Claire B. ★★★★★

The 0.87-inch through hole made mounting it on my lathe spindle straightforward, and the self-centering action really does grab stock evenly every time. I've been turning bowls up to the 3.15-inch capacity, and the grip is solid with no wobble. This chuck feels like a serious upgrade from my old fou