Rock Drilling Chisel Bit
Tapered Chisel Bit for Mining and Rock Drilling
- Strong Penetration
- Wear Resistant
- Stable Performance
The tapered chisel bit is a cost-effective rock drilling bit designed for mining, tunneling, quarrying and construction drilling applications. It is mainly used with B22 tapered drill rods and performs well in soft, medium-hard and hard rock formations. With strong penetration, wear-resistant carbide and stable drilling performance, it is suitable for small-diameter rock drilling and breaking projects.
Overview
Brand
Welldone Mining
Bit Type
Tapered Chisel Bit
Category
Drilling Tools
Connection
Tapered Connection
Diameter
28-60 mm
Taper Angle
7° / 11°
Material
40Cr Steel + Alloy Carbide
Matched Rod
B22 Drill Rod
More Features:
- Strong penetration for efficient rock drilling
- Wear-resistant carbide for longer service life
- Stable drilling performance in changing rock conditions
- Compatible with B22 tapered drill rods
- One-Stop Mining Drilling Solutions
Complete Drilling Equipment You May Need
Weldone Mining provides a complete range of drilling equipment and tools for mining, quarrying, water well drilling and construction projects. From drilling rigs and air compressors to DTH tools, drill rods and pneumatic tools, we help you build a more efficient and reliable drilling system.


Surface DTH Drilling Rig
Crawler-mounted DTH drilling rigs for open-pit mining, quarrying, blasting holes and construction drilling projects.


Diesel Screw Air Compressor
Portable diesel air compressors provide stable compressed air for DTH drilling rigs, pneumatic tools and outdoor jobsites.


DTH Hammer
High impact DTH hammers deliver fast penetration and reliable performance in hard and abrasive rock formations.


DTH Drill Bit
Wear-resistant DTH drill bits with carbide buttons for mining, quarrying, water well drilling and hard rock drilling.


Drill Rods
High-strength drill rods and drill pipes for stable torque transmission, deep hole drilling and heavy-duty operation.


Pneumatic Tools
Hand-held rock drills, pneumatic breakers and air tools for mining, tunneling, road construction and demolition work.












Reliable Drilling Rig Supplier for Your Mining Projects
Looking for a reliable DTH drilling rig for your mining or quarry project?
Our drilling rigs offer stable performance, high efficiency, and long service life. Suitable for various working conditions.
Contact us today for a fast quotation and solution.
Our drilling rigs offer stable performance, high efficiency, and long service life. Suitable for various working conditions.
Contact us today for a fast quotation and solution.








