Dormer Rotary Burr Ball, Pack of 1

Solid carbide provides excellent wear resistance and improved tool life Double cut design improves ease of control, increases metal removal rate and breaks swarf into manageable pieces Skip flute grinding improves cutting action closer to the centre and further reduces chance of swarf congestion Carbide shank ground to h6 for improved holding stability (on sizes 6mm and below) Toughened and hardened steel shank ground to h7 for rigidity and strength (on sizes above 6mm)