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

• Customization: Available
• Type: Drill Bit
• Material: Tungsten Carbide
• Model NO.: T45- 76mm,
• Usage: Well Drilling
• Thread: T38 R38 for Blasting Hole Drilling
• Bit Diameter: 64mm, 76mm
• Cemented Carbide: Yk05
• Carbide Insert Shape: Dome, Ballistic, Semi-Ballistic
• Face Design: Drop Centre, Flat, Uniface
• Skirt Design: Normal, Retrac, Straightrac
• New Design: Rocket Bit
• Qty of Inserts: 10, 11, 13
• Diameter of Inserts: 10mm, 11mm, 12mm
• Flushing Hole Qty: 4
• Transport Package: Wood Box
• Specification: CE, SGS
• Trademark: Prodrill
• Origin: China
• HS Code: 82071990
• Production Capacity: 5000 PCS / Month

Product Description

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


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 

Features:

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 number	Diameter	Buttons	Buttons	Flushing  gauge	Flushing   ront	Body	Front
		gauge	front
38T64RD	64mm	8x10mm	4x10mm 1x8mm	0	4	Retrack	Dropcenter
38T76ND	76mm	8x12mm	5x11mm	0	4	Normal	Dropcenter
38T76RD	76mm	8x12mm	5x11mm	0	4	Retrack	Dropcenter
R38
38R64RD	64mm	8x10mm	4x10mm	0	4	Retrack	Dropcenter
			1x8mm
38R76ND	76mm	8x12mm	5x11mm	0	4	Normal	Dropcenter
38R76RD	76mm	8x12mm	5x11mm	0	4	Retrack	Dropcenter