Gold Index: 19125
Hejianshi Tengda Petroleum Supplies Co.,Ltd [China (Mainland)]
Business Type:Manufacturer, Trading Company City: Cangzhou Province/State: Hebei Country/Region: China (Mainland)
oil drilling rock bits
THJT137
1.Homework diameter size:12-1/4inch2.Connection thread size:4-1/23.Cutting teeth specifications:16134.Certification:API
2013-07-22
oil insert rock bit
THJ737G
Tricone bit for well drilling
8-1/2TDHJ627 TCI tricone bit
1.Homnework diameter size:8-1/2 inch.2.connection thread size:4-1/2 inch3.Cutting teeth specifications:cone type4.IADC code:627
2013-06-09
oil drill roller bit
THJ537G
1.Homework diameter size:12-1/4inch2.Connection thread size:4-1/23.Cutting teeth specifications:1613
2013-05-24