11 inch high quality drill bit /steel tooth drill bits for oil field

Specifications

high quality drill bit

Model:TCI BIT, STEEL TOOTH BIT

IADC code: 116 117 12 6127 136 137 216 217 226 226 316 317 326 327 336 337 115 125 135 215 225 235 315 325  417 427 437 517 527 537 617 627 637 737 837 832 415 425 435 445 525 625 635 416 427 436 446 447 

Available sizes:From 2 7/8 to 26”  

Advantage:most favourable price and high quality

Bearing type: sealed bearing and non-sealed bearing

                           metal sealed journal bearing

                           rubber sealed journal bearing

cutting structure:The back cone and the teeth all surface is are hardfaced strengthening, improved steel tooth shape and welding materials,showing teeth higher

Application formation:Soft with low compressive strength and high drillability, such as shale, clay, salt bed and etc

All our activities are accredited to ISO 9001:2008 and API, both in products and services, at the same time, mature production technology ensuring the quality satisfy international request. 

Hejian Hengji Bit Manufacture Co., Ltd  we have been in line with the belief of "faith-based, quality of survival and mutual benefit, provides the highest quality products and attentive service for our customers". We are looking forward to establishing relationships with you in the near future.