Product Details

HDD hole opener for horizental drilling / trenchless hole openers

1 Company information:

HebeiZhongChegnDrillBitManufactureCO.,LTDwith advanced lathe equipment, has its own experienced technical experts, mainly produce tricone bits and PDC , and also HDD hole openers. With large stockment, fast delievery can be made any time as your required.

2 Product Specifications & Photos

Name	Hole opener
Bit size	27 Inch
Tooth type	chisel insert
Thread connections	According to API Spec7-1 standard
Coon Pin	API Reg regular
Cutter	Customized
Material	Tungsten carbide insert
Lubrication and seal	Adopt advanced grease
Thrust faces	Hardfaced with wear resistant alloy
Multiple gauge protection	Yes
Gauge protection	On the Shirttail: More carbide inserts increase gauge holding capability and bearing life.
Bearing	Elastomer sealed (rubber sealed) journal bearing Metal-face sealed journal bearing
Industrial standard of China	SY/T5164

3 Usage of Hole opemer Hole Openers, also known as HDD Reamers, are used to enlarge the pilot hole in Horizontal Directional Drilling(HDD) - HDD is used when trenching and excavating is not practical. This drilling technology allows for a steerable trenchless way to drill underground.

3.Package