China Single Tube BTA Drill Head Deep Hole BTA Drill Tool, Find details about China Single Tube BTA, BTA Drill from Single Tube BTA Drill Head Deep Hole BTA Drill Tool
Specification:
Bit specification bit specification | drill tube size | Bit specification bit specification | drill tube size |
17.8-19.5 | 16 | 43 45 47 | 40 |
19.51-21.99 | 17.5 | 48 50 52 | 43 |
22-24.99 | 20 | 55 | 48 |
25-26.99 | 23 | 57 58 60 | 52 |
27-29.99 | 25 | 62 63 65 | 56 |
30-31.99 | 27 | 68 70 72 | 61 |
34.5-35 | 30 | 75 | 65 |
38-42 | 35 | 80 | 70 |