roller bits

Good Used Oil Well Roller Core Drill Bit Manufacturer for water well drilling Product information The strength and wear resistance of inserts are improve by using carbide inserts with high strength and high ... Подробнее

2013 hotsale TCI tricone bit for oil drilling with API certification Product introduction TCI tricone bits for Oil Drilling Inserted tricon bits 1. This series tricone bit use Sealed roller bearing structure. ... Подробнее

With ISO certificate & quality control. Water prospecting tricone drill bit/ milled tooth tricone drill bit/ roller cone drill bit/ rock drill bit/ TC tricone bit TCI bits series: Soft formation TCI tricone ... Подробнее

tricone bit,rock bit,three tooth drill bit,milled tooth bit Cone and the cone back surface of all hard surface to strengthen teeth, the back cone diameter with carbide teeth to strengthen security. Low ... Подробнее

Kingdream API 12 1/4" IADC 417 TCI Tricone bit/rock Drilling Bit Specifications about our products: 1)TCI tricone bits for Mining and Rock Drilling The strength and wear resistance of inserts are improve by ... Подробнее

Kingdream rotary buttons bits IADC 517 for oil well The advantage of using a tricone bit 1. There is a tri cone suitable for any formation2. Tricone bits are versatile and can handle changing formations 3. ... Подробнее

12 1/4 TCI tricone bits / best quality /100% new / factory price 1.Introduction about us: We are Hejian Deris Petroleum Drilling Equipment Co., Ltd Drilling Supplies Marketing Dept. specializes in drill bits, ... Подробнее

API steel tooth tricone bit IADC117 Introduction about us: We are Hejian Deris Petroleum Drilling Equipment Co.,Ltd. is a professional supplier of new and used(rebuilt) drill bits used for oil field,water well... Подробнее

Kingdream TCI rock bit IADC 517 1.Introduction about us: We are Hejian Deris Petroleum Drilling Equipment Co., Ltd Drilling Supplies Marketing Dept. specializes in drill bits, drill pipe, Mud pump and ... Подробнее

Specifications 1.Size:3 3/4" (95.3mm)~26" (660.4mm) 2.Covers all IADC codes 3.Long life Kingdream TCI rock bit IADC517 1.Introduction about us: We are Hejian Deris Petroleum Drilling Equipment Co., Ltd Drilling ... Подробнее