Use these collets in milling machines that have an ER-25 collet chuck. With a round face and adjustable body, they compress to grip round-shank drill bits, end mills, reamers, and taps.

R8 Collet Set is to cut keyways, hold double end mills, and more. 13 size collets: 1/8-inch, 3/16-inch, 1/4-inch, 5/16-inch, 3/8-inch, 7/16-inch, 1/2-inch, 9/16-inch, 5/8-inch, 11/16-inch, 3/4-inch, 13/16-inch, and 7/8-inch. Each of the collets has an internal thread to allow you to tighten into the mill.

Specialized collets tailored to specific applications, such as milling, turning, or drilling, can enhance performance and optimize results. collets, also known as "Elasticity-Regulated" collets, are widely used in various machining operations.

What is a collet and what is a collet used for? Learn the differences between R8 Collets, ER Collets, 5C Collets, Emergency Collets, Step Collets and more.

Discover Milling Chuck Collets at MSC Industrial Supply. Over 1 million products that ship and deliver fast.

Choose from our selection of milling machine collet blocks in a wide range of styles and sizes. In stock and ready to ship.

Install into an ER-20 collet chuck or holder to tightly grip round-shank tool bits in milling machines. To ensure they work with milling machines and tooling made throughout the world, these collets meet both ISO and DIN dimensional standards. Collets with coolant keep tools cool to extend tool life.

Spring Collet Accuracy Mill Chuck Collet CNC Machine Milling Lathe Tool Holder 14Pcs ER-32 NMTB 40 with Box

Collets are specialized sleeve bushings that fit into collet chucks or machine spindles to hold small-diameter tool shanks, such as end mills or bits. They firmly grip the cutting tool to prevent it from wobbling or loosening during machining.

Grizzly's R-8 Collets are fit for any lathe or mill with a R-8 spindle taper. This complete 12 piece set includes: 1/8" thru 3/4" in 1/16" increments plus 7/8". Made from high-grade collet steel and precision ground to exacting tolerances.