UC型钻头,减少钻头与孔壁摩擦,能保证良好的孔壁粗糙度。
D为刃径,L为刃长
型号 |
D[mm] |
L[mm] |
J-UC |
0.20 |
4.0 |
0.25 |
4.5 |
|
0.30 |
5.5 |
|
0.35 |
6.5 |
|
0.40 |
7.0 |
|
0.45 |
7.0 |
|
0.50 |
5.5/7.0 |
|
0.55 |
5.5/7.0 |
|
0.60 |
7.0/8.5 |
|
0.65 |
7.0/8.5 |
|
0.70 |
8.5 |
|
0.75 |
8.5 |
|
0.80 |
9.5 |
|
0.85 |
9.5 |
|
0.90 |
9.5 |
|
0.95 |
9.5 |
|
1.00 |
10.5 |