There are 9 Symmetric Drilling from 8 suppliers on EC21.com
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Symmetric Drilling Tools with Casing Tube
Retrievable Symmetric Drilling tools with csing tube step-by-step:
1. When the drilling starts, the central bit drive the ring bit down the hole, meanwhile the casing shoe and casing tube follow down together.
2.When arriving the bedrock, reversly rotate the tools and the central bit is pulled out from the hole.
3. During pouring the concretes through the casing tube, pull out the casing tube with the ring bit synchroly.
Permanent Symmetric Drilling Tools with csing tube step-by-step:
1. When the drilling starts, the central bit drive the ring bit down the hole, meanwhile the casing shoe and casing tube follow down together.
2. When arriving the bedrock, reversly rotate the tools and the central bit is pulled out while leaving ring bit in the hole bottom.
3. Pouring the concretes into the casing tube or move to next field work process.
| Assembly Code | Hammer | Drill pipe dia.(mm) |
| TGZ75-3.5-108/7.5 | DHD3.5 | 76 |
| TGZ80-3.5-114/6 | DHD3.5 | 76 |
| TGZ90-3.5-127/6.5 | DHD3.5 | 76 |
| TGZ103-340-140/6 | DHD340A | 76 |
| TGZ106-340-146/7.5 | DHD340A | 76 |
| TGZ121-350-168/10.5 | DHD340R | 76 / 89 |
| TGZ130-350-168/8 | DHD340R | 76 / 89 |
| TGZ136-350-178/9 | DHD340R | 76 / 89 |
| TGZ139-350-183/10 | DHD340R | 76 / 89 |
| TGZ148-360-194/6.5 | DHD360 | 114 |
| TGZ163-360-219/7 | DHD360 | 114 |
| TGZ163-360-219/12.5 | DHD360 | 114 |
| TGZ218-380-273/11.5 | DHD380 | 114 / 140 |
| TGZ218-380-273/6.5 | DHD380 | 114 / 140 |
| TGZ253-110-324/9.5 | DHD110 | 140 / 194 |
| TGZ338-112-406/9.5 | DHD112 | 194 / 273 |
| Registration Date | 2017/08/19(Year/Month/Date) |
|---|---|
| Buyer / Seller in EC21 | Seller |
| Business Type | Manufacturer |
| Year established | 1995 |
| Employees total | 101 - 500 |
| Annual revenue | More than 100,000,000 |
| Company | Wooke Rock Drilling Tools Co., Ltd |
|---|---|
| Address | No. 583 Juxiang Road, Longquan Town, Yiling District, Yichang City, Hubei Province, ChinaYichangHubei443112China |
| Phone | 86 - 132 - 77255863 |
| Fax | 86 - 0717 - 6262118 |
| Homepage | https://www.facebook.com/cyndee.guo.94/ |
| Contact | Cyndee / Foreign Trade Manager |