RTC Pro Mill-C 1-1/2" Cone

Pro Mill diamond milling bits are built for tile contractors and fabrication shops that need precise shaping, trimming, and hole work in ceramic, porcelain, and natural stone. Both straight Mill-S and cone-shaped Mill-C versions share the same professional 5/8"-11 connection, high-quality diamond bond, and wet/dry capability, making them a reliable choice for demanding site and shop work. Pro Mill-C Cone Milling Bits Pro Mill-C cone milling bits are designed for controlled hole enlargement, shaping, and beveling around fixtures, fittings, and penetrations. They are especially useful when adjusting pre-drilled holes on site without cracking finished tile. 5/8"-11 Thread: Standard arbor connection compatible with a wide range of angle grinders and tools. Premium Diamond Grit: Produces clean, precise cuts while maintaining durability over multiple jobs. Wet or Dry Operation: Can be used with or without water, depending on material and jobsite setup. High-Speed Performance: Rated up to 11,000 RPM for efficient material removal. Multi-Material Use: Works on ceramic, porcelain, and natural stone for both residential and commercial work. Precision Shaping: Ideal for beveling, easing edges, and enlarging holes for plumbing, electrical, and hardware. Practical Sizes: 1-1/2" Mill-C cone bit is 1-1/2" long; 3" Mill-C cone bit is 3" long for deeper shaping and access.