Introducing the Dormer Pramet C70 10.0 mm x 2.5 mm HSS-E Weldon Shank Corner Rounding Cutter — a compact, four-flute tool crafted for precise corner rounding and chamfer milling in tight spaces. Designed for professional machinists and shop floors, it delivers dependable performance across a range of metals.

• Diameter: 10.0 mm
• Radius: 2.5 mm profile radius
• Overall length: 60 mm
• Flutes: 4
• Shank type: Weldon, 10 mm
• Material: Cobalt-based HSS-E with a bright finish
• Geometry: optimized helix and rake angles for efficient chamfer milling
• Standards: built to Dormer’s trusted specification
• Applications: corner rounding and chamfer milling in steel, stainless steel, cast iron, wrought and cast aluminum, copper and copper alloys, and high-temperature alloys

This cutter is engineered to produce clean, accurate 2.5 mm radii on inner and outer corners, helping reduce secondary finishing while maintaining strong edge retention across demanding materials. The Weldon shank ensures secure clamping and consistent alignment in setup, enabling smooth, repeatable cuts in confined areas. With its cobalt-based HSS-E composition and bright finish, it balances hardness and toughness for reliable long-term performance across a broad material spectrum.