Active Member
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[China]
Address: No.1310 Kaiyuan Road, Changlong Street, Changsha, Hunan
Contact name:Lina
Changsha Golden Drilling Machinery Co.,Ltd |
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Double Cut Drilling Rig Spare Parts Flat Teeth Type Welding Processing Type
Main Applications: Dense sand,gravle and medium up to weak rock
Kelly box suit for any brand machinery .
Diameter D(mm) | Height H (mm) | Pitch P(mm) | Flight Thickness T1(mm) | Flight Thickness T2(mm) | Bullet Teeth Number |
| 600 | 1850 | 400 | 20 | 30 | 8 |
| 800 | 1850 | 400 | 20 | 30 | 10 |
| 1000 | 1850 | 500 | 20 | 30 | 11 |
| 1200 | 1950 | 500 | 20 | 30 | 13 |
| 1500 | 1950 | 500 | 30 | 40 | 17 |
| 1800 | 2550 | 600 | 30 | 40 | 20 |
| 2000 | 2550 | 600 | 30 | 40 | 22 |
| 2200 | 2550 | 600 | 30 | 40 | 24 |
| 2500 | 2550 | 600 | 30 | 40 | 27 |
