cone drill bit

new and used TCI&steel tooht tricone rock drill bit IADC CODE:112 121 131,127 ,137,215 216 217 ,311 312 315 317,327,417 427 437,415 425, 435,517,527 ,537,547,517,525,535,617,627,637,647,625,635,637,712,737,837... Подробнее

8 1/2"637 TCI tricone roller bit rock bit rotary tricone drill bits for mining water well construction Product information 1.Applicable: water well , oil field , construction , geothermal , directional boring , ... Подробнее

100% new good the hole drill bit/26'' hole opener/reamer bit/assembled bit for drill well Cutting Structure The reamer mainly consists of four or more cones. Cutting Structure with premium tungsten carbide ... Подробнее

new and used TCI&steel tooht tricone rock drill bit IADC CODE:112 121 131,127 ,137,215 216 217 ,311 312 315 317,327,417 427 437,415 425, 435,517,527 ,537,547,517,525,535,617,627,637,647,625,635,637,712,737,837... Подробнее

1.Structure features 1) with high precision bearings with neck to slide, two way thrust bearing; Tooth palm bearing surface surfacing hard alloy and cone bearing with reduced after welding together gold silver, ... Подробнее

Tricone drill bits with API certification for water well drilling product information Chuanda company was founded three decades, and always adhere to market-oriented, innovation as a starting point, to provide ... Подробнее

Structure Features(rubber sealed bearing) 1)With high precision bearings with neck to slide, two way thrust bearing; tooth palm bearing surfact surfacing hard alloy and cone bearing with reduced after welding ... Подробнее

1.Structure features 1) with high precision bearings with neck to slide, two way thrust bearing; Tooth palm bearing surface surfacing hard alloy and cone bearing with reduced after welding together gold silver, ... Подробнее

Tricone drill bits with API certification for water well drilling product information Chuanda company was founded three decades, and always adhere to market-oriented, innovation as a starting point, to provide ... Подробнее

1. Advantages of our products: (1) Strong resistance to abrasion and impact resistance. (2) Cutter's quality performance is good , (3) long work life (4) stocks adequate, time delivery (5) rich experience in ... Подробнее