Customization: | Available |
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Customized: | Customized |
Length: | Taper-length |
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40mm tapered rock drill taper button bit Mining drill bits for rock drilling and mining
Button bits are widely applied in Hand Hold drilling system for dimensional stone quarrying.Made with high quality of raw material through special heat treatment.
Description | Diameter (mm) | Length (mm) | Water hole |
Taper degree a=7°,11°,12°. |
32 | 65 | 3 |
38 | 70 | 3 | |
40 | 70 | 2 | |
42 | 75 | 2 | |
44 | 75 | 2 | |
46 | 75 | 2 |
1. Excellent drilling penetration .
2. Used in hard rock formation .
3. Adequate for various construction conditions .
4.Strong corrosion resistance.
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