R25/R28/R32/T38/T45/T51/Gt60/St58/St68Carbide Tipped Threaded Drill Button Bits for Rock Drilling
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China [CN] Product descripion of best selling top hammer drill rig:
Bit Diameter: 33mm-45mm
Length of drill rod: 250mm-4000mm
Button bit design: Flat face, drop centre, Normal and Retrac body.
Tungsten carbide (Buttons): Spherical, Ballistic and Conical.
Applications: Drifting, Tunneling, Bench
We have different designs for various rock formations, longer service life to decrease use costs for users.
| Dimensions D | Flushing hole(mm) | Buttons(mm) | Angle | Class | Part no. | |||
| mm | in | Front No Size | Gauge No Size | Front No Size | Gauge No Size | |||
| 45 | 1 3/4 | 1*5.5 | 2*5.5 | 2*9 | 5*11 | 30° | H | 3045R3207 |
| 48 | 1 7/8 | 2*6 | 1*5 | 2*9 | 5*11 | 30° | H | 3048R3207 |
| 51 | 2 | 2*6 | 1*5.5 | 2*10 | 5*11 | 30° | H | 3051R3207 |
| 43 | 1 11/16 | 2*5 | 2*5 | 2*8 | 6*9 | 30° | S | 3043R3208 |
| 45 | 1 3/4 | 2*5 | 2*5 | 2*9 | 6*10 | 30° | S | 3045R3208 |
| 48 | 1 7/8 | 2*5.5 | 2*5 | 2*9 | 6*10 | 30° | S | 3045R3208 |
| 43 | 1 11/16 | 3*4 | 2*5 | 3*8 | 6*10 | 30° | M | 3043R3209 |
| 45 | 1 3/4 | 3*5 | 1*5 | 3*8 | 6*10 | 30° | M | 3045R3209 |
| 48 | 1 7/8 | 3*5 | 1*5 | 3*9 | 6*10 | 30° | M | 3048R3209 |
| 54 | 2 1/8 | 3*6 | 1*5.5 | 3*10 | 6*11 | 35° | M | 3054R3209 |
| 45 | 1 3/4 | 3*5 | 1*5 | 3*8 | 6*10 | 30° | M | 3045R32F09 |
| 48 | 1 7/8 | 3*5 | 1*5 | 3*9 | 6*10 | 30° | M | 3048R32F09 |
| 51 | 2 | 3*5.5 | 1*5.5 | 3*9 | 6*10 | 35° | M | 3051R32F09 |
| 54 | 2 1/8 | 3*6 | 1*5.5 | 3*10 | 6*11 | 35° | M | 3054R32F09 |
| 57 | 2 1/4 | 3*6 | 1*6 | 3*10 | 6*11 | 35° | M | 3057R32F09 |
| 64 | 2 1/2 | 3*7 | 1*6 | 4*10 | 6*11 | 35° | M | 3064R3210D |
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