Gold Member Since 2014
Audited Supplier
Xiamen Prodrill Equipment Co., Ltd.

Bits, Drill Bits, Rock Drill Bits manufacturer / supplier in China, offering Dia. 127mm Top Hammer Percussive Bits with T51 Thread, Crackmax 45MPa Non Explosive Blasting Chemical, 4-8hours Splitting Stone Soundless Cracking Agent and so on.

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Supplier Homepage Product Threaded Button Bits Others Threaded Button Bits Dia. 127mm Top Hammer Percussive Bits with T51 Thread

Dia. 127mm Top Hammer Percussive Bits with T51 Thread

Purchase Qty.:
1-49 50-99 100-499 500+
FOB Unit Price: US $95 US $93 US $90 US $85
Purchase Qty. (Pieces) FOB Unit Price
1-49 US $95
50-99 US $93
100-499 US $90
500+ US $85
Get Latest Price
Production Capacity: 5000 PCS / Month
Transport Package: Wood Box
Payment Terms: L/C, T/T, Western Union

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Basic Info
  • Model NO.: T51 127mm
  • Material: Tungsten Carbide
  • Thread: T51 for Blasting Hole Drilling
  • Cemented Carbide: Yk05
  • Face Design: Drop Centre, Flat, Uniface
  • New Design: Rockbit
  • Diameter of Inserts: 11mm, 12mm, 13mm
  • Trademark: Prodrill
  • Origin: China
  • Type: Drill Bit
  • Usage: Well Drilling
  • Bit Diameter: 89mm, 102mm, 127mm
  • Carbide Insert Shape: Dome, Ballistic, Semi-Ballistic
  • Skirt Design: Normal, Retrac, Straight Retrac
  • Qty of Inserts: 12, 14
  • Flushing Hole Qty: 4
  • Specification: CE, SGS
  • HS Code: 82071990
Product Description

Product description:
(1) Made from high alloy steel and YK05  tungsten carbide as same with world famous brand 
(2) Apply "hot (thermal) -insertion" processing procedure to insert the button as 
(3) Entire CNC processing procedure ensure the quality consistency 
(4) Military grade requirements of heat-treatment guarantee durability
(5) Fast penetration rates,  and straight and clean hole quality, longer drilling life

Threaded Button Bits also named Top hammer bits for penumatic or hydraulic drill rig. 
We offer a wide range of button bits, the follow specification table to see the different sizes. All of the top hammer bits are avalible with parabolic or hemispherical inserts.

I. Thread Button Bits Profile 


1) Thread connection: R22, R25, R28, R32, R38, T38, T45, T51.

2) Steel material: 45CrNiMoV.

3) Suitable cemented carbide tips.  Dome & Ballistic at most.

4) Bits diameter: 41-127mm.

5) Suitable for Top hamer drill rig, with powerful percussive impact. As Like Tamrock DQ500, DQ102.

 Top hammer bits with T51 thread

Part numberDiameter Buttons Buttons Flushing gaugeFlushing  frontBodyFront
6x11mm1 4RetrackDropcenter

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