Maxdrill T51 X 89mm Button Bit, Drop Center, Flat Face
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T51 drilling tools can be used in underground mining & bench & long hole drilling. The hole diameter is usually somewhere between 89mm and 152mm.
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Product Despcription
| 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 | |||
| 89 | 3 1/2 | 2x11 | 2x8 | 6x12 | 8x14 | 35¢X | H | 3089T51F14R | 
| 102 | 4 | 4x11 | - | 6x13 | 8x14 | 35¢X | H | 30102T51F14R | 
| 115 | 4 1/2 | 4x13 | - | 6x14 | 8x16 | 35¢X | H | 30115T51F14R | 
| 89 | 3 1/2 | 4x10 | - | 6x12 | 8x14 | 35¢X | M | 3089T5114DR | 
| 102 | 4 | 4x11 | - | 6x13 | 8x14 | 35¢X | M | 30102T5114DR | 
| 115 | 4 1/2 | 4x13 | - | 6X14 | 8X16 | 35¢X | M | 30115T5114DR | 
| 127 | 5 | 3x13 | - | 9x14 | 9x14 | 35¢X | M | 30127T5118DR | 
Remarks:
Hemispherical-66(Usually for very hard rocks)
Ballistic-65(Ususally for medium hard rocks)
Semiballistic-64(Usually for medium hard rocks)
Conical-67(Usually for soft rocks)
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