Shank Styles

A Shank

3mm solid carbide shank

B Shank

3mm hardened steel shank

C Shank

6mm hardened steel shank

D Shank

3mm solid carbide shank

Bur Cutting Speeds

Bur Diameter Recommended Cutting Speed (RPM) Maximum Cutting Speed (RPM)

1,6mm60,000–90,000100,000
3,0mm40,000–70,00090,000
4,8mm35,000–60,00080,000
6,4mm30,000–50,00070,000
8,0mm20,000–40,00068,000
9,5mm20,000–40,00066,000
11,1mm15,000–40,00058,000
12,7mm15,000–40,00050,000
15,9mm12,000–25,00040,000
19,1mm10,000–20,00033,000
25,4mm7,500–20,00025,000
28,8mm7,000–13,00020,000
38,1mm5,000–10,00017,000
44,5mm4,500–9,00014,000
50,8mm4,000–8,00012,500