Highest grade steel Precision ground Hole sizes: 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 11/16", 5/8", 3/4" & 7/8".

Highest grade steel Precision ground Hole sizes: 1/8", 1/4", 3/8", 1/2", 5/8" & 3/4".

Features: Concentricity0. 0004", except ER-40(0.

R8 taper shank ER collet chucks are typically used on manual milling machines. The R8 taper end fits into a machine spindle and the ER collet nut is compatible with ER collet.

These collets feature the same high-grade steels and tolerances as the R8 collets. 1 1/4" x 20 TPI.

These collets feature the same high-grade steels and tolerances as the R8 collets. 1 1/4" x 20 TPI.

These collets feature the same high-grade steels and tolerances as the R8 collets. 1 1/4" x 20 TPI.

These collets feature the same high-grade steels and tolerances as the R8 collets. 1 1/4" x 20 TPI.

Premium hardened & all ground body for extended tool lifeMax T. I.

These collets feature the same high-grade steels and tolerances as the R8 collets. 1 1/4" x 20 TPI.

Hardened and ground Fits 3/8" x 16 TPI drawbar Size: 3/8".

Highest grade steel Precision ground Hole sizes: 1/2".

3/8" R8 Collet Highest grade steel Precision ground Hole sizes: 3/8".

These collets feature the same high-grade steels and tolerances as the R8 collets. 1 1/4" x 20 TPI.

Premium hardened & all ground body for extended tool lifeMax T. I.

This set of precision-ground R-8 Collets is designed to provide maximum accuracy and performance for your milling projects. The set includes 12 different sizes, 1/8", 3/16", 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4" & 7/8".

High-grade collet steel.