Erickson™ HC Hydraulic Chuck Sleeves • Drilling Erickson Hydraulic Reduction Sleeves are specially designed for high-precision clamping of straight cylindrical cutting tool shanks. The self-sealing design enables efficient use of through-coolant cutting tools when the cutting tool shank completely engages the full gripping length of the sleeve. HC • One-piece design with slot configuration to seal coolant. • Cutting tool must be cylindrical and have a through hole when using coolant. • Capable of up to 100 bar (1,500 psi) coolant pressure. • Cutting tool shank requirement tolerance is h6 and Ra ≥0,3 μm (12 μ in) surface finish. • Maximum collapse is h6. I2 WWW.WIDIA.COM