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

Bits, Drill Bits, Rock Drill Bits manufacturer / supplier in China, offering Dia. 76mm 3′′ Top Hammer Bits with T45 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. 76mm 3′′ Top Hammer Bits with T45 Thread

Dia. 76mm 3′′ Top Hammer Bits with T45 Thread

Purchase Qty.:
1-49 50-99 100-499 500+
FOB Unit Price: US $59 US $49 US $48 US $45
Purchase Qty. (Pieces) FOB Unit Price
1-49 US $59
50-99 US $49
100-499 US $48
500+ US $45
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.: T45- 76mm,
  • Material: Tungsten Carbide
  • Thread: T38 R38 for Blasting Hole Drilling
  • Cemented Carbide: Yk05
  • Face Design: Drop Centre, Flat, Uniface
  • New Design: Rocket Bit
  • Diameter of Inserts: 10mm, 11mm, 12mm
  • Trademark: Prodrill
  • Origin: China
  • Type: Drill Bit
  • Usage: Well Drilling
  • Bit Diameter: 64mm, 76mm
  • Carbide Insert Shape: Dome, Ballistic, Semi-Ballistic
  • Skirt Design: Normal, Retrac, Straightrac
  • Qty of Inserts: 10, 11, 13
  • Flushing Hole Qty: 4
  • Specification: CE, SGS
  • HS Code: 82071990
Product Description

Product description:
(1) Made from high alloy steel 45CrNiMoV 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.

Specification : 

Top hammer bits with T38 / R38 thread

Part numberDiameterButtonsButtonsFlushing  gaugeFlushing   rontBodyFront
38T64RD64mm8x10mm 4x10mm 1x8mm 04RetrackDropcenter
38T76RD76mm8x12mm 5x11mm04Retrack Dropcenter
38R64RD64mm8x10mm 4x10mm0RetrackDropcenter 
38R76ND 76mm8x12mm5x11mm04NormalDropcenter 

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