Made with high quality of raw material through special heat
treatment ,especially, tungsten carbide of tapered button bits are
from Boart long year,widely applied in Hand Hold ( short-hole)
drilling system for dimensional stone quarrying. At now, we are
exporting the huge qty of Q7- 33- 7 22-80 , Q9 -45 -12 22- 71 for
Indian quarry and Norway, Finland quarry.
Diameter of bits from 30mm to 50mm with 4 ,6,7,11,12 degree,
premium alloy tapered drill steel with Hexagonal.22mm and
Hexagonal.25mm,The deliver capacity are very strong and can
completely meet customer's requirements on delivery design,number
of buttons is 4,5,6,7,8,9,7 buttons is very popular for hold held
(short holes ) and blast drilling system.
Product Name: | Tungsten carbides tapered drill bit |
Types | Rock cross drill bit, Tapered cross bits, Tapered button bits/ 34mm
button drill bit |
Application:: | Use in granite and marble quarry, gold mine, railway, tunnel, etc.
for drilling |
Feature: | Tapered drill bits connect tapered drill steel of rock drill for
drilling holes |
Material: | High quality carbide and high quality steel |
MOQ: | 1pcs |
We can design and manufacture according to your requirement of
diameter, number air holes and carbide button shape. |
Types of drill bits | Diameter (mm) | Taper Angle (Degree) | Length (mm) |
Tapered chisel bits | 20/22/28/30/32/34/36/38/40 | 4 degree/ 6 degree/ 7 degree/ 11 degree/ 12 degree | 50/55/60/71/80 |
Tapered cross bits | 24/26/28/30/32/33/34/35/36/3/38/40/42/48/50/55 | 50/55/60/71/80 |
Tapered button bits | 28/29/30/32/33/34/35/36/37/38/40/41/42/45 | 50/55/60/71/80 |
Tapered tungsten Carbide Button rock Drill Bit for rock drillingMain Products:1-12 inch middle-low/high air pressure DTH hammers & bits
Big hole high air pressure DTH hammer using in water well, oil, gas
and construction drilling
Eccentric overburden drilling Equipment
Hole opener bit
Rock thread bit (R22, R25, R28, R32, R35, R38, T38, T45,T51,
ST58,GT60)Extension Rod, M/F Rod, M/m Rod, Drift Rod,
Shank adapter, coupling sleeves and all kinds of adaptersAdvantages:Compared with the oversea brands, our advantages are bellowing:a. Our products can match over 95% against the original productsb. Price are competitive against the famous brands and best quality
against the small factoryAbout Us:1. Our factory has been specialized in manufacturing drilling tools
and spare parts for over 10 years.
2. We have advanced technology and equipment.
3. Our technician has more than 13 year's professional working
experience.
4. Rock drilling tools are exported throughout the world. Main
market: Norway, Turkey, USA, Canada, Australia, Brazil, Uruguay,
Iran, Philippines, Thailand, India, etc.