Dormer P721 Ball Nosed Cone Carbide Burr

This Dormer P721 Ball Nosed Cone Carbide Burr features a 12.7mm diameter cut with a 32mm cut length, making it ideal for larger hole enlargement and edge rounding applications in steel and cast steel. The generous cutting dimensions provide excellent material removal rates whilst maintaining precision, perfect for professional fabrication work or demanding DIY metalworking projects.

The ball-nosed cone shape excels at accessing tight, narrow angles and achieving smooth surface finishes in hard-to-reach areas. Built with a solid carbide tip and toughened steel shank, this burr delivers reliable performance even under demanding conditions. The ST single cut flute style incorporates chip-breakers and medium-spaced edges for efficient material removal without clogging.

With a 6mm shank diameter and 77mm overall length, this variant offers excellent reach and versatility for a wide range of machining tasks in ferrous materials.

Features and Benefits:
• Solid carbide construction for exceptional hardness
• Ball-nosed cone shape for contoured work
• Steel cut geometry optimised for steel applications
• Single cut flute with chip-breakers prevents clogging
• Bright (uncoated) finish

Specifications:
Diameter Cut: 12.7mm
Length Cut: 32mm
Shank Diameter: 6mm
Shank: Cylindrical shank
Overall Length: 77mm
Burr Type Code: Steel Cut Geometry
Material Code: Solid Carbide
Coating: Bright
Burr Shape: L - Ball Nosed Cone Shape
Material Application Priority Usage: P - Steel and cast steel