Dormer P721 Ball Nosed Cone Carbide Burr

The Dormer P721 Ball Nosed Cone Carbide Burr is expertly crafted to handle precision machining in steel and cast steel, making it ideal for both professional workshops and home metalworking projects. Featuring a distinctive ball-nosed cone shape (L shape), this burr excels at enlarging holes, rounding edges, and achieving smooth surface finishes in tight, narrow angles or other hard-to-reach areas.

Built for durability, the P721 combines a solid carbide tip with a toughened, hardened steel shank, ensuring reliable performance in demanding applications. The ST single cut flute style incorporates chip-breakers and medium-spaced edges for efficient material removal and minimal clogging, delivering consistent results across a range of machining tasks.

Available in multiple sizes to suit different applications, from compact precision work to larger machining operations.

Features and Benefits:
• Solid carbide construction for exceptional hardness and longevity
• Ball-nosed cone shape perfect for contoured work and tight angles
• Steel cut geometry optimised for ferrous materials
• Single cut flute style with chip-breakers prevents clogging
• Bright (uncoated) finish
• Cylindrical shank for secure grip in rotary tools