China 30 mm * 7 Degree Tapered Drill Bits

(1)Taper angle: 4° , 4° 46, 6° , 7° , 11° , 12°
(2)Models: Chisel/cross/button bit
(3)Diameter: 20-45 mm
(4)Button bit shape: Spherical/parabolic/Ballistic
(5)Socket inside diameter: 15/19/22/25mm

Product Name:Tungsten Carbide insert 7~12 degree dia. 30~44mm Taper Button Cross Chisel BitTypesR ock cross drill bit, Tapered cross bits, Tapered button bits/ 34mm button drill bitApplication::U se in granite and marble quarry, gold mine, railway, tunnel, etc. for drillingFeature:Tapered drill bits connect tapered drill steel of rock drill for drilling holesMaterial:High quality carbide and high quality steelMOQ:5pcsWe can design and manufacture according to your requirement of diameter, number air holes and carbide button shape.Types of drill bitsDiameter (mm)Taper Angle (Degree)Length (mm)Tapered chisel bits20/22/28/30/32/34/36/38/404 degree/ 6 degree/ 7 degree/ 11 degree/ 12 degree50/55/60/71/80Tapered cross bits24/26/28/30/32/33/34/35/36/3/38/40/42/48/50/5550/55/60/71/80Tapered button bits28/29/30/32/33/34/35/36/37/38/40/41/42/4550/55/60/71/80

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 oil field equipment.They are widely used for rock drilling,blasting holes and other drill works in quarries,coal mines,rod and dam constructions and other similar projects.
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.
Terms & Conditions of Ordering:
1 .Payment Terms: T/T (Telegraphic Transfer) or Western Union
2. Delivery Term:
based on order quantity, normally it takes 25 days for production.
only 2 or 3 days if we have stock on your request size.
3. Transportation:
Sample order: we suggest Courier express or by air
Bulk order: we suggest by air or by sea.
4. Quality & Service:
A. There will be strict inspection and testing for every order before shipping out.
B. Our sales team and Technical Support will response for your question within 24 hour.
C. Free replacement will provide once the failure confirmed caused or our product quality;
Not satisfied with a refund.
Ps.: Others about Prodrill Equipment Co., Ltd
1. Prodrill Main Products as below:
1) Rock drill:
Handheld rock Drill (Jackhammer): Y10, Y18, Y20, Y24, Y26, TY24C, etc;
Airleg rock drill: YT24, YT28, etc;
Gasoline rock drill: YN27
2) Drill rod: Taper rod (hex. 22 * 108mm)
3) Drill bit: Taper button bit, Taper chisel bit, Taper cross bit; Thread button bit (Top hammer); DTH Hammer and DTH bit; Overburden Drilling System
4) Splitter: Handheld stone splitter (or shims and wedges or plug and feather), G10 pneumatic splitter; Hydraulic Splitter
5) Breaker: Hydraulic Breaker, Pneumatic Breaker G10, TPB, etc;
6) Splitting or Cracking Powder for Construction/ Quarry/ Rock: Expansive mortar Soundless Cracking Agent; High Range Soundless Cracking Agent
2. Advantages:
Compared the Rock Drilling Tools with the oversea brands, our advantages are bellowing:
a. Our products can match over 95% against the original products
b. Price are competitive against the famous brands and best quality against the small factory
3. about 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.
4. Welcome your question and inquiry, Contact: Tina Xu