R25 Industrial Spherical/Ballistic Button Drill Bits For Tunneling Drilling Threaded Button Bit

Price Negotiable

Price: negotiation

MOQ: 50 Pieces

Delivery Time: 10-22days

Brand: MIROC

Product Description

R25 Industrial Spherical/Ballistic Button Drill Bits For Tunneling Drilling Threaded Button Bit

Describtion

Thread button drill 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. Besides, 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.

Type	Thread Button Bit
Material	tungsten carbide
Use	Ore Mining, quarry,mining,blasting,construction,open bit etc.
Advantages	high quality and factory prices
Boby type	Normal type or retrac type
Thread	R22, R25, R28, R32, R35, R38, T38, T45, T51, ST58, GT60, GT68
Tungsten carbide	Spherical, ballistic,Conical,Hemispherical
Fact type	Drop Center, Flat Face, Convex, Concave, etc
Color	According to your requirements

1) Thread Types: R25 R28 R32 T38 T45 T51...

2) Alloy steel:45CrNiMo

3) Suitable carbide tips YK05

4) Diameter: 30-127mm

5)Technology:hot-pressing or welding

6) Suitable: drifting and tunneling, bench drilling

R28 button bit
	Bit Dia.	Buttons and Size (mm)		Flushing Hole		Weight
	mm	Front	Gauge	Front	Side	kg
1	37	2×7	5×9	1	1	0.5
2	38	2×7	5×9	1	1	0.6
3	41	2×8	5×9	1	1	0.7
4	43	2×9	5×9	1	2	0.8
5	45	2×9	5×10	1	2	0.9
6	48	2×9	5×11	1	2	1
R25 button bit
	Bit Dia.	Buttons and Size (mm)		Flushing Hole		Weight
	mm	Front	Gauge	Front	Side	kg
1	33	2x7	5x7	1	1	0.4
2	35	2x7	5x8	1	1	0.4
3	38	2x7	5x8	1	1	0.5
4	41	2x8	5x9	1	2	0.6
5	45	2x8	5x10	1	2	0.6