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Feature

Taper: Morse Taper 3, MT3
Alloy steel and hardened to HRC 60-62. Tested T.I.R: 0.0001"
Back Bar Thread :M12 x 1.75P
1 MT3 collets holder, 11Pcs ER 20collets, 1 wrench
Collets Size (in inch): /8, 5/32, 3/16, 7/32, 1/4, 9/32, 5/16, 11/32, 3/8, 7/16, 1/2.

Description

Made of alloy steel and hardened to HRC 60-62. Tested T.I.R: 0.0001" 11Pcs ER20 collects, one 3MT collets holder, and one wrench are included in the package.