- Elevator Parts[1]
- Diesel Generators[4]
- Air Conditioner Parts[1]
- Air-Compressors[6]
- Drying Equipment[5]
- Mixing Equipment[1]
- Chemical Product Machinery[2]
- Concrete Pumps[2]
- Bending Machinery[10]
- Other Machine Tools[3]
- Punching Machine[10]
- Other Cutting & Forming Tools[3]
- Other Machine Tools Accessories[9]
- Machinery Processing Services[1]
- Cranes[4]
- Forklifts[3]
- Other Material Handling Equipment[2]
- Material Handling Equipment Parts[1]
- Metal Cutting Machinery[7]
- Metal Processing Machinery Parts[2]
- Other Metallurgy Machinery[2]
- Metallurgy Machinery Parts[1]
- Drilling Rig[10]
- Other Mining Machinery[10]
- Mining Machinery Parts[10]
- DC Motor[4]
- Other Motor[7]
- Other Machinery[2]
- Arc Welders[1]
- Shaft Couplings[1]
- Pumps[5]
- Valves[5]
- Steel Pipes[2]
- Other Firefighting Supplies[4]
- Power Tool Accessories[1]
- Electric Drill[1]
- Tool Parts[1]
- Contact Person : Mr. Xue aihong
- Company Name : Rugao Yaou Import & Export Trade Co., Ltd.
- Tel : 86-513-87635480
- Fax : 86-513-87632623
- Address : Jiangsu,Rugao,Room 907 #13 Jinjiuhuafu Ninghai RD.
- Country/Region : China
- Zip : 226500
Spiral drill collar
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The short drill collar produced by our company is made of special alloy steel and is accordant with mechanical property of drill collars. Besides, the connection of the drill collar is accordant with API. It is mainly used for connecting special tools or composing drill tools.....
Normal Size Specificationmm(in) | O.D.in(mm) | ConnectionAPI | Length Seriesft-in(mm) |
4-1/8 (105) | 2(50) | NC31 |
3,6,9,12,15,18,21,24,27 (915,1,830,2,743,3,660,4,575,5,490,6,405,7,320,8,235)
|
4-3/4 (121) | 2(50) | NC35 | |
5 (127) | 2-1/4(57) | NC38 | |
6-1/4 (159) | 2-13/16(71) | NC46 | |
6-1/2 (165) | 2-13/16(71) | NC46 | |
7 (178) | 2-13/16(71) | NC50 | |
8203 | 2-13/16(71) | NC56 | |
9229 | 2-13/16(71) | NC61 |
According to customer requirements,we can design and manufacture other serial specification products....
Spiral drill collar
