Flat Face Retrac Thread Tungsten Carbide Button Drill Bit for Hard Rock Mining

Flat Face Retrac Thread Tungsten Carbide Button Drill Bit for Hard Rock Mining

Xiamen Bestlink Factory Co., Ltd is committed to providing the best drilling and cutting machine, tools and accessories products in marble and granite stone quarrying, as well as in civil engineering application, mining drilling, and also demolition project.
 
1. Application:
The thread button bits are widely used in metallurgy mine, geological exploration, water conservancy construction, electricity, traffic, tunnel, quarry, national defence stone project etc.
 
2. Material:
Thread Button bits are made by high quality alloy steel bar and tungsten carbides.
Through heat treatment, our drilling tools are tough enough to meet rock drilling demands and have the least loss of energy while drilling the rocks.
 
3. OEM:
In addition, we can design customized thread button drill bits according to different drilling application, and custom drill bits are applicable to drill soft rock, loose-medium rock and hard rock.
 
Characteristic:
 
(1)Bit body : normal type and retrac type 
(2)R thread: R22 R25 R28 R32 R38
(3)T thread: T38 T45 T51 ST58 GT60 
(4)Bit diameter: 32-127mm. 
(5)Drill bit models: cross bit/button bit 
(6)Button bit shape: spherical/parabolic
(7)Bit face shape: flat face and drop centre
 
Packing Pictures For your reference: 
 
The drill button Bits can be packaged by Carton or Wooden case, or according to your requires.



Parts of the specification: 

R32
Name	Diameter	Tip size(mm)		Flushing holes
	mm	gauge	front	side	front
R32 thread button bits	41	4*9	2*8	1	1
	43	4*9	2*9	1	1
	45	4*10	2*9	1	1
R32 Retrac thread button bits	60	6*9	4*8	0	3
	64	6*9	4*9	0	3
	70	6*10	4*10	0	3
T38
Name	Diameter	Tip size(mm)		Flushing holes
	mm	gauge	front	side	front
T38 thread button bits	57	5*11	3*10	1	1
	64	5*12	3*11	1	1
	76	5*14	3*12	1	2
T38 Retrac thread button bits	60	8*9	3*9	2	2
	64	8*9	4*9	2	2
	70	8*10	4*10	2	2
	76	8*11	4*10	2	2
	89	8*12	5*12	2	2
T45
Name	Diameter	Tip size(mm)		Flushing holes
	mm	gauge	front	side	front
T45 thread button bits	70	6*11	4*10	0	2
	76	6*13	4*10	0	2
	89	8*12	5*12	2	2
	102	8*13	6*12	2	2
	115	8*14	6*13	2	2
T45 Retrac thread button bits	70	8*11	4*10	2	2
	76	8*11	4*10	2	2
	80	8*12	5*11	2	2
	89	8*12	6*11	2	2
	102	8*13	6*12	2	2
T51
Name	Diameter	Tip size(mm)		Flushing holes
	mm	gauge	front	side	front
T51 thread button bits	89	8*12	5*12	2	2
	102	8*13	6*12	2	2
	115	8*14	6*13	2	2
	127	8*14	6*14	2	2
T51 Retrac thread button bits	89	8*11	5*12	2	2
	102	8*11	6*12	2	2
	115	8*12	6*13	2	2
	127	8*12	6*14	2	2