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Brand Name : MIROC
Model Number : T45、T51
Certification : ISO
Place of Origin : CHINA
MOQ : 1
Supply Ability : 3000
Delivery Time : 20-30
Type : DRILL BIT
Material : Carbon Steel
Use : Well Drilling,Drilling Tool
Thread : T45、T51
Size : 89mm、102mm
Color : Customized
Heat treatment : Fully Carburization
Feature : High wear resistant
Products Description
Top Hammer drilling tools is designed to transmit intensive impact power into the rock, while at the same time reducing loss of energy. This results in increased production, reduced maintenance, and more sustainable operations. Simply reliable Top Hammer tools that you want to put on the front line of your operations.
Application:surface or underground, tunneling or quarrying, roads or construction
Skirt body: retrac, and normal, straightrac
Face type: flat, uniface, Drop Center
Carbide shape: Dome, ballistic, semi-ballistic
Used in bench drilling, underground long hole drilling to match extension MF rod, MM rod heavy duty top hammer drilling tools.
| Part Number | Bit Diameter (mm) | Bit Diameter (inch) | Front Buttons (No. x mm) | Gauge Buttons (No. x mm) | Angle | Front Flushing Holes | Side Flushing Holes | Weight (kg) |
| 4148300811 | 89 | 3 1/2 | 4x13 | 8x13 | 40° | 2 | - | 4.6 |
| 4148300812 | 89 | 3 1/2 | 6x11 | 8x12 | 35° | 2 | - | 4.6 |
| 4148300813 | 89 | 3 1/2 | 3x11, 2x11 | 6x13 | 35° | 3 | 1 | 4.1 |
| 4148300814 | 89 | 3 1/2 | 4x11, 1x11 | 8x12 | 35° | 4 | - | 4.6 |
| 4148300815 | 89 | 3 1/2 | 4x13, 1x13 | 8x13 | 35° | 4 | - | 4.6 |
T51 button bit | ||||||
| Bit Dia. | Buttons and Size (mm) | Flushing Hole | Weight | ||
| mm | Front | Gauge | Front | Side | kg |
1 | 89 | 3x11, 2x11 | 6x13 | 4 | - | 4.9 |
2 | 102 | 3x13, 2x13 | 6x14 | 3 | 1 | 5.2 |
3 | 115 | 6x14 | 8x14 | 2 | - | 6.8 |
4 | 127 | 4x16, 2x13 | 8x16 | 4 | - | 7.5 |




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Top Hammer Rock Drilling Tools T45、T51 Rock Drill Button Bit Images |