T51-89-12button Rocket Bit, 12mm*12

• Customization: Available
• Type: Drilling Hole
• Material: Tungsten Carbide
• Model NO.: 89mm T51
• Usage: Metal Drilling
• Thread: T51 for Blasting Hole Drilling
• Bit Diameter: 89mm
• Cemented Carbide: Yk05
• Carbide Insert Shape: Ballistic
• Face Design: Drop Centre, Flat, Uniface
• Skirt Design: Normal
• New Design: Rocket Bit
• Qty of Inserts: 12, 24
• Diameter of Inserts: 11mm, 12mm, 13mm
• 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

Material: Alloy steel bar 45CrNiMoV and tungsten carbide tips YK05
Body type: Normal body or retrac body
Thread type: R22,R25,R28,R32,R38,T38,T45,T51,ST58,ST68,GT60
Diameter: 32mm-127mm
Button bit shape: spherical and ballistic
Face shape: Flat shape and drop-center shape










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 buttons.
(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.
 

Top hammer bits with T51 thread
Part number	Diameter	Buttons	Buttons	Flushing gauge	Flushing  front	Body	Front
		gauge	front
51T66RD	66mm		4x10mm 1 x 8mm	0	4	Retrack	Dropcenter
		8x10mm
51T70RD	70mm	8x10mm	5x10mm	0	4	Retrack	Dropcenter
51T76ND	76mm	8x12mm	5x11mm	0	4	Normal	Dropcenter
51T76RD	76mm	8x12mm	5x11mm	0	4	Retrack	Dropcenter
51T76RD L	76mm	8x12mm	5x11mm	0	4	Guidebit	Dropcenter
						Retrack
51T89ND	89mm	8x12mm	6x11mm	1	4	Normal	Dropcenter
51T89RD	89mm	8x12mm	6x11mm	1	4	Retrack	Dropcenter