Button bit 84-73 Hemispherical Button AMS 6418 Steel grade
What diameter of drill bit your needs ?
76mm 89mm 102mm 115mm 127mm
Which thread connection of drill bit ?
R28 R32 T38 R38 T45 T51 ST58 GT60
Which type of drill bit ?
Button bit Guide button bit Retrac button bit Cross-type bit Dome
- In the past ten years, the research and development and production
of medium and high wind pressure down-hole drilling tools in China
have made great progress, and the product market has spread all
over the world.
- It has become one of the fastest developing tools after the top
hammer type. However, with the development of the air compressor to
the high pressure, the service life of the down-the-hole drilling
tool is put forward higher.
- At the same time, with the downturn of the mining industry, the
user has lowered the construction cost and proposed the drilling
efficiency of the down-hole drilling. High requirements, therefore,
design and development to meet the market demand, lightweight,
efficient, energy-saving and durable down-the-hole drilling tools
Source:It is a series of Thread bit developed and produced by the
3.Shank type :With a T38 rod .the total weight is 2.6kg.
4.The shape of the Carbide button shape gauge buttons and front
buttons both is sharp buttons .The sharp button are usually used as
front buttons of DTH bits for soft formations,suitable for high
rotation speed and low bit broken rate soft rock.The quantity is 8
and 4 respectively,and the button size both is diameter 11mm.
5.Face type :Bit face designs is flat face,This kind of face shape
is suitable for hard to very hard and abrasive rock formations in
applications with high air pressures,Good penetration rates an
resistance to steel wash.There are 3 air holes.
|Dia.(Mm)||Thread Connection||Buttons||Air Holes||Weight(Kg)|
Product photos :