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LEGEND DRILL THE MOST COMPREHENSIVE DRILLING TOOLS SUPPLIER IN THE WORLD
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Top hammer Button bit 84-73 Hemispherical Button AMS 6418 Steel grade

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Top hammer Button bit 84-73 Hemispherical Button AMS 6418 Steel grade

Brand Name : Legend Drill
Model Number : retrac button bit
Certification : SGS
Place of Origin : China
MOQ : 1 piece
Price : Negotiable
Payment Terms : T/T west union L/C, D/P, D/A, Western Union, MoneyGram,
Delivery Time : 10-15 days
Packaging Details : wood package
Product Name : T38 T45 T51 GT60 ST68 Thread Button Bits
Diameter : 102mm-152mm
Bit face : FF, DC, Concave, Convex
Face Shape : Flat, Drop Center
Packaging : Carton+plywood Case
Body Design : Sandvik Retrac Body Shape, Atlas Retrac Body Shape
type : T38 T45 T51 GT60 ST68
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Button bit 84-73 Hemispherical Button AMS 6418 Steel grade

Top hammer
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 reaming bit



Applications:


  1. 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.
  2. 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.
  3. 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 become mainstream.


Feature Advantage:
Source:It is a series of Thread bit developed and produced by the LEGEND DRILL
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.



Specifications:

Dia.(Mm)Thread ConnectionButtonsAir HolesWeight(Kg)
GaugeFront
51r324×112×9121.00
64r326×123×11311.70
64t386×123×10121.70
76t387×124×10313.00
76t458×116×104-3.00
78t388×115×114-3.10
89r328×126×114-3.50
89r388×126×114-3.50
89t458×126×114-3.50
89t518×126×114-4.50
102t458×146×134-5.50
102t518×146×134-5.50
105r388×146×134-4.50
115r388×147×134-4.80
115t518×147×134-4.80
125r388×148×134-5.50
127t518×148×134-6.50


Product photos :






















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