Tapered button bit is widely used in underground mines and construction projects. Our taper button bits are made of Alloy steel and Tungsten carbide.Our button bits diameters are from 30mm to 42mm, and different type are available, such as tapered type and threaded type.
Application:
• Quarrying
• Underground mining
• Down the hole rock drilling
Competitive Advantages:
• Low use cost,low natural power consumption, easy installation and disassembly, long service life.
• Excellent drilling penetration and Strong corrosion resistance.
• Improved detection methods, advanced testing equipment, and strictly control the quality to ensure the production of high-quality products.
Specification:
| | Bit Dia.
mm | Bit Dia. inch | Buttons (mm)
Front | Buttons (mm) Size | Angle | Flushing Hole front | Flushing Hole side | Weight
kg | Part Number | Product Code |
Button Bit, Short Skirt
| 32
36
38
40
40
40
42
42
42 | 1 1/4
1 3/7
1 1/2
1 4/7
1 4/7
1 4/7
1 2/3
1 2/3
1 2/3 | 1x8
1x8
1x8
1x8
1x9
1x9
1x8
1x9
1x9 | 3x8
3x9
3x9
3x9
3x10
3x9
3x9
3x10
3x9 | 35°
40°
35°
30°
30°
35°
30°
30°
35° | 1
1
1
1
1
1
1
1
1 | 1
1
1
1
1
1
1
1
1 | 0.24
0.37
0.37
0.38
0.4
0.4
0.4
0.43
0.43 | 4148300157
4148300161
4148300163
4148300166
4148300167
4148300168
4148300170
4148300171
4148300172 | BS432-7D-22
BS436-7D-22
BS438-7D-23
BS440-7D-23-1
BS440-7D-23-2
BS440-7D-23-3
BS442-7D-23-1
BS442-7D-23-2
BS442-7D-23-3 |
| Button Bit, Long Skirt | 32
33
35
38
41 | 1 1/4
1 2/7
1 3/8
1 1/2
1 3/5 | 2x7
2x7
2x7
2x7
2x7 | 5x7
5x7
5x8
5x9
5x9 | 35°
35°
35°
35°
35° | 1
1
1
1
1 | 1
1
1
1
1 | 0.3
0.31
0.36
0.41
0.42 | 4148300174
4148300175
4148300176
4148300177
4148300178 | BL732-7D-22
BL733-7D-22
BL735-7D-22
BL738-7D-22
BL741-7D-23 |
