Burr Selection - Step 04 - Speed Ranges
| Cut Reference | 1 | 2 | 3 | 4 | 5 | 6 | 8 | 9 | 10 |
|---|---|---|---|---|---|---|---|---|---|
| Head Diameter | |||||||||
| 3mm (1/8") Start Point |
35-70,000 50,000 |
50-100,000 75,000 |
35-70,000 50,000 |
50-100,000 75,000 |
50-100,000 75,000 |
50-100,000 75,000 |
|||
| 4mm (5/32") Start Point |
35-70,000 50,000 |
50-80,000 65,000 |
35-70,000 50,000 |
50-80,000 65,000 |
50-80,000 65,000 |
50-80,000 65,000 |
|||
| 5mm (3/16") Start Point |
25-60,000 40,000 |
30-60,000 45,000 |
25-45,000 35,000 |
30-60,000 45,000 |
30-60,000 45,000 |
30-60,000 45,000 |
|||
| 6mm (1/4") Start Point |
25-60,000 40,000 |
30-60,000 45,000 |
25-60,000 40,000 |
25-45,000 35,000 |
30-60,000 45,000 |
30-60,000 45,000 |
30-60,000 45,000 |
25-60,000 40,000 |
|
| 8mm (5/16") Start Point |
25-40,000 30,000 |
25-55,000 40,000 |
25-55,000 40,000 |
25-40,000 30,000 |
25-55,000 40,000 |
25-55,000 40,000 |
25-55,000 40,000 |
25-55,000 40,000 |
25-55,000 40,000 |
| 10mm (3/8") Start Point |
20-30,000 25,000 |
20-40,000 30,000 |
20-30,000 25,000 |
20-40,000 30,000 |
20-40,000 30,000 |
20-40,000 30,000 |
20-40,000 30,000 |
20-40,000 30,000 |
20-30,000 25,000 |
| 12mm (1/2") Start Point |
10-25,000 15,000 |
15-35,000 25,000 |
10-25,000 15,000 |
15-35,000 25,000 |
15-35,000 25,000 |
15-35,000 25,000 |
15-35,000 25,000 |
15-35,000 25,000 |
15-35,000 15,000 |
| 15mm (5/8") Start Point |
10-25,000 15,000 |
10-35,000 20,000 |
10-25,000 15,000 |
10-30,000 20,000 |
10-30,000 20,000 |
10-30,000 20,000 |
10-30,000 20,000 |
10-30,000 20,000 |
10-25,000 15,000 |
| 20mm (3/4") Start Point |
10-20,000 15,000 |
6-25,000 15,000 |
10-20,000 15,000 |
10-20,000 15,000 |
6-25,000 15,000 |
6-25,000 15,000 |
6-25,000 15,000 |
6-25,000 15,000 |
10-20,000 15,000 |
| 25mm (1") Start Point |
6-20,000 10,000 |
6-20,000 10,000 |
6-20,000 10,000 |
6-20,000 10,000 |
6-20,000 10,000 |
6-20,000 10,000 |