COLLIS 67842 CAT50 V-FLANGE END MILL HOLDER, 5/8" BORE, H5 TOLERANCE, RC 52-56, ±0.0002"

THE COLLIS 67842 IS A CAT50 V-FLANGE END MILL HOLDER DESIGNED FOR HIGH-PRECISION MACHINING APPLICATIONS. IT FEATURES A 5/8 INCH BORE DIAMETER WITH AN H5 TOLERANCE TO IMPROVE CONCENTRICITY AND TOOL LIFE. THE HOLDER HAS A 3-3/4 INCH (3.75 INCH) PROJECTION AND A 1-5/8 INCH NOSE DIAMETER. CONSTRUCTED FROM MATERIAL HARDENED TO RC 52-56, THE SHANK IS GROUND TO AT3 TAPER ACCURACY OR BETTER TO ENSURE MAXIMUM SPINDLE CONTACT AND EXCEED ANSI STANDARDS. THE UNIT IS EQUIPPED WITH THROUGH-SPINDLE COOLANT CAPABILITY AND INCLUDES A SET SCREW FOR TOOL RETENTION. TECHNICAL SPECIFICATIONS INCLUDE A 1 INCH-8 OR 9/16-18 DRAWBAR THREAD SIZE AND A CONCENTRICITY OF ±0.0002 INCHES. THIS TOOL HOLDER IS ENGINEERED TO PROVIDE MAXIMUM RIGIDITY AND A GENEROUS WORKING ENVELOPE FOR VARIOUS MILLING OPERATIONS. YEAR OF MANUFACTURE IS NOT AVAILABLE.