Product Description
Q15-102-T51 Threaded Button Bit
- Thread: T51
- Diameter: 102mm
- Gauge Buttons: 8*14mm
- Front Buttons: 7*13mm
- Skirt Design: Standard
- Weight: 4.72KGS
- Face type: Flat face
- Carbide Design: Semi-ballistic

T51 Threaded Button Bits are the most important size for benching and long-hole drilling underground, manufactured by Rock Drilling Tools factory ProDrill.

Diameter: 76mm, 89mm, 102mm, 115mm, 127mm, 140mm, 152mm
Skirt body design: retrac, and normal, straightrac
Face type: flat, uniface, Drop Centre
Carbide shape: Dome, ballistic, semi-ballistic/parabolic
This type of rock drill bits used in bench drilling, underground long hole drilling to match extension Male Female rod, Male Male rod heavy duty top hammer.

15 Semi-ballistic carbide inserts T51 threaded drill bit with flat face design, 102mm diameter match with T51 extension drill rod for bench drilling and lone hole drilling underground.


Advantages:
Compared with the oversea brands, our advantages are bellowing:
A. Our products can match over 85% against the original products
B. Price are competitive against the famous brands and best quality against the small factory
About Us:
1. Our factory has been specialized in manufacturing drilling tools and spare parts for over 15 years.
2. We have advanced technology and equipment.
3. Our technician has more than 15 year's professional working experience.
4. Rock drilling tools are exported throughout the world. Main market: Norway, Turkey, USA, Canada, Australia, Brazil, Uruguay, Philippines, Thailand, India, etc.