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Xi'an Tydrillbits Co.,Ltd is one of the most famous China button bit manufacturers,Website:://.tydrillbits.com, welcome to wholesale cheap carbide bit for coal mine from our factory.
Tapered button bits description
Button bit is one of carbide bits. it is made of YG8 alloy steel. has a fast drilling speed and long service life. It is suitable for brittle and corrosion resistance of rock, coarse rock powder and high durability.
Specification of button bit
Diameter(mm)
Tip size(mm)
Gauge
inch
32
1×8
3×8
1 1/4
33
2×7
5×7
1 19/64
34
2×7
4×7
1 11/32
35
2×7
5×8
1 3/8
36
1×8
3×9
1 27/64
36
2×7
5×8
1 27/64
38
1×8
3×9
1 2/2
38
2×7
5×8
1 2/2
38
2×7
5×9
1 2/2
40
1×8
3×9
1 37/64
40
1×9
3×10
1 37/64
40
1×9
3×9
1 37/64
40
2×7
5×9
1 37/64
42
1×8
3×9
1 21/32
42
1×9
3×10
1 21/32
42
1×9
3×9
1 21/32
42
2×8
5×9
1 21/32
45
3×8
6×9
1 4/5
48
3×9
6×10
1 9/10
51
3×9
6×10
2
Application of button bit
Button bit is suitable for high power hydraulic rock drill and mainly used for secondary crushing, mining of anchor supporting, as well as the roadway boring, etc. It has good discharge powder effect and strong crushing capacity.
Button Bit