The CMT 183.421.30 is an HSK-F63 chuck for grooving saw blades on CNC machining centers. Designed for mounting saw blades with 30mm bore and accommodating blades up to 12 inch (300mm). Use with TW-006 torque screwdriver for proper screw fastening.SPECIFICATIONS Order Number 183.421.30 Shank Type HSK-F63 Flange Diameter 98mm Bore 30mm Overall Length 94mm Maximum Saw Blade 12 inch (300mm) Country of Origin Made in Italy COMPATIBLE MACHINES CNC Router Machining Center Point-to-Point Machine APPLICATIONS Grooving Slotting COMPATIBLE MATERIALS Hardwood Softwood Plywood MDF KEY FEATURES HSK-F63 Arbor Fast, rigid connection to CNC machine spindle for precision grooving operations. Orange Chrome Coating Prevents overheating, protects against corrosion, and reduces resin build-up. All images are provided to us by the manufacturer for illustrative purposes only. Please see item description for specifications.