HJ Assembling bit for drilling
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.
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.
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: Medium formations with high compress strength, such as medium soft shale, hard gypsum , medium soft limestone, medium soft sandstone, soft formation with harder interbed, 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.
