Taper Drill Bits

Our taper drilling tools include taper drill bits and taper drill rod, and taper drill bits come into two types, taper button drill bits, taper chisel drill bits. These drill tools are mainly equipped on rock drilling equipment, well drilling equipment and oilfiedld equipment. They are widely used for rock drilling, blasting holes and other drill works in quarries, coal mines, road and dam constructions and other silmilar projects. 
Beijing Prodemo Industries Ltd is a professional China-based taper drilling tool manufacturer approved by ISO9001:2000. Our mainlu drill and enviromentally and have high quality and low price. Thus,they have attracted many clients from all over the world. 

Description: 
Comparing with tapered chisel bits and tapered cross bits, button bits has higher technology, much longer primary drilling time and higher drilling efficiency, so that the button bit is popular among the users. 

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. 

One more, our all tapered bits is Ideal for short hole drill & blast, as well as roof bolting applications, our 
hand-held system is comprised of premium alloy tapered hexagonal drill steels ranging from 0.5 m up to 7.9 m in length, and complimented by a complete range of reamers, blade and button bits. 

Also, we can supply brazed button bit taper type at competitive rate for granite and marble etc quarries.