STRAIGHTER CUTS ON LARGER, DIFFICULT TO CUT MATERIALS
OPTIMUM CHIP FORMATION IN WORK HARDENING ALLOYS
WIDTH x THICKNESS | TPI | ||||||
IN | MM | 0.7/1.0 | 1.0/1.3 | 1.4/2.0 | 2/3 | 3/4 | 4/6 |
1 x .035 | 27 x 0.90 |
|
|
| - | - | - |
1-1/4 x .042 | 34 x 1.07 |
|
| + | + | + | + |
1-1/2 x .050 | 41 x 1.27 |
|
| + | + | + | + |
2 x .050 | 54 x 1.27 |
| + | + | + |
|
|
2 x .063 | 54 x 1.60 | + | + | + | + | + |
|
2-5/8 x .063 | 67 x 1.60 | + | + | + | + |
|
|
3 x .063 | 80 x 1.60 | + | + | + |
|
|
|
- = Milled tooth |