硬质合金多排钻钻头
外径Dia
|
长度Span
|
长度Span
|
产品编号L(左)
|
产品编号R(右)
|
15
|
70
|
57
|
100215.57L
|
100215057R
|
16
|
70
|
57
|
100216057L;
|
100216057R
|
17
|
70
|
57
|
100217057L;
|
100217057R
|
18
|
70
|
57
|
100218057L;
|
100218057R
|
19
|
70
|
57
|
100219057L;
|
100219057R
|
20
|
70
|
57
|
100220057L;
|
100220057R
|
21
|
70
|
57
|
100221057L;
|
100221057R
|
22
|
70
|
57
|
100222057L;
|
100222057R
|
23
|
70
|
57
|
100223057L;
|
100223057R
|
24
|
70
|
57
|
100224057L;
|
100224057R
|
25
|
70
|
57
|
100225057L;
|
100225057R
|
26
|
70
|
57
|
100226057L;
|
100226057R
|
27
|
70
|
57
|
100227057L;
|
100227057R
|
28
|
70
|
57
|
100228057L;
|
100228057R
|
29
|
70
|
57
|
100229057L;
|
100229057R
|
30
|
70
|
57
|
100230057L;
|
100230057R
|
31
|
70
|
57
|
100231057L;
|
100231057R
|