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| Diameter | Buttons | Flushing Hole | Weight | Model No. | |||
[mm] | [in] | Gauge [No.] × [mm] | Front [No.] × [mm] | Side [No.] | Front [No.] | [kg] | |
| 41 | 1 5/8" | 5 × 9 | 2 × 8 | 2 | 1 | 0.78 | R25-417YFP |
| 45 | 1 3/4" | 6 × 9 | 3 × 8 | 1 | 3 | 1 | R25-459YFP |
| 48 | 1 7/8" | 6 × 10 | 3 × 9 | 1 | 3 | 1.1 | R25-489YFP |
| 51 | 2" | 6 × 10 | 3 × 9 | - | 3 | 1.35 | R25-519YFP |
| 55 | 2 11/64" | 6 × 11 | 3 × 9 | 1 | 3 | 1.54 | R25-559YFP |
| 57 | 2 1/4" | 6 × 10 | 3 × 10 | - | 3 | 1.6 | R25-579YFP |
| 64 | 2 1/2" | 8 × 11 | 4 × 10 | 1 | 2 | 2.2 | R25-6412YFP |
Jun 05-2026
Why Are My Button Bits Losing Buttons?
Litian is a professional manufacturer focused on the production of rock drilling tools and excavation tools.
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