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| Diameter | Buttons | Flushing Hole | Weight | Model No. | |||
[mm] | [in] | Gauge [No.] × [mm] | Front [No.] × [mm] | Side [No.] | Front [No.] | [kg] | |
| 64 | 2 1/2" | 8 × 10 | 4 × 10 | 2 | 2 | 1.9 | R38-6412YFP |
| 76 | 3" | 8 × 12 | 4 × 11 | 2 | 2 | 2.2 | R38-7612YFP |
| 64 | 2 1/2" | 6 × 11 | 3 × 10 | 1 | 2 | 1.9 | R38-649YFP |
| 64 | 2 1/2" | 6 × 11 | 3 × 10, 1 × 9 | 1 | 2 | 1.9 | R38-6410YFA |
| 64 | 2 1/2" | 8 × 10 | 4 × 10, 1 × 9 | 1 | 4 | 1.9 | R38-6413YFA |
| 66 | 2 19/32″ | 6 × 11 | 3 × 10, 1 × 9 | 1 | 2 | 1.9 | R38-6610YFA |
| 70 | 2 3/4" | 8 × 10 | 4 × 10, 1 × 9 | 1 | 4 | 2.4 | R38-7013YFA |
| 76 | 3" | 8 × 11 | 4 × 11, 1 × 11 | - | 4 | 3.3 | R38-7613YFA |
| 89 | 3 1/2" | 8 × 12 | 4 × 12, 2 × 10 | 1 | 4 | 5.3 | R38-8914YFA |
| 89 | 3 1/2" | 8 × 12 | 4 × 11, 1 × 11 | 1 | 4 | 5.3 | R38-8913YFA |
Jun 05-2026
Why Are My Button Bits Losing Buttons?
May 30-2026
R32 Button Bits: Sizes, Threads and Applications
Litian is a professional manufacturer focused on the production of rock drilling tools and excavation tools.
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