Hinge Boring Bits (57.5mm-70mm) RHR

Sale price $41.09 Regular price $43.29


SKU: CMT317.140.11

Hinge boring bits to set a new standard for performance and value! This bit features new downcut round sharpening for a more precise cut and extra-fine micrograin carbide for endurance and a faster feed speed. We use the finest industrial quality micrograin carbide to produce very sharp cutting edges and improve cutting resistance. Tool has 2 precision ground cutting edges and 2 negatively ground spurs. PTFE-Coating provides a non-stick surface that prevents residue accumulation on the bit, special metal shock resistant brazing guarantees a solid bond of every tip on every bit and the steel shank grinding allows for a perfectly-fitting insertion of your tool into your machine. These bits are RHR (Right-Hand Rotation). LHR (Left-Hand Rotation bits are in a separate listing. Legend below explains sizing. Select your item(s) then click Add to Cart.

Size Legend (in inches unless otherwise noted):
  • SHK = Shank Size
  • CD = Cutting Diameter
  • L = Length
  • RHR = Right-Hand Rotation
  • Technical Info
    CMT products are manufactured for industrial applications and woodworking cutting tools are utilized by world leading furniture makers, kitchen manufacturers and CNC machinery manufacturers. Because of our intense investment in advanced production technology, CMT is able to offer industrial tooling at an affordable price to an ever growing following of cabinet makers, contractors and woodworkers as well our manufacturing customers.