Erickson™ SMC Bearing Milling Chuck Sleeves • Milling Erickson Bearing Milling Chuck Reduction Sleeves are specially designed for high-precision clamping of straight cylindrical cutting tool shanks. These are not self-sealing designed and rely on the back-up screws in the milling chuck for sealing coolant through the cutting tool. SMC • One-piece design. • Cutting tool shank requirement tolerance is h6. • Maximum collapse is h6. I6 WWW.WIDIA.COM