Taper Drill Bits

Taper bits with carbide hot pressed on the bit skirts, tapered bits have a good drilling performance and are excellent in longevity.

SINODRILLS Tapered Drill Bits

Taper bits, especially Tapered button bits are the most popular tapered drill bits with a wide selection of head diameters from 26mm to 48mm. With carbide buttons hot pressed on the bit skirts, tapered button bits have a good drilling performance and are excellent in longevity.


• Bit diameter: 26mm to 60mm;

• Tapered degree: 4°46’, 6°, 7°, 11°, 12°;

• Shank sizes: Hex. 19mm, Hex, 22mm and Hex. 25mm;

• Carbide type: Chisel type, Cross type, Button type.


• Skirt is zinc coated to promote friction between drill bit and drill rod, thus to achieve better efficiency;

• Alloy buttons are hot mounted into the drill bit, ensuring the bit good accuracy and durability;

• Reliability ensured by premium drill bit materials and premium alloy button;

• Different types designed for different drilling scenarios and rock conditions;

• Cost-effective, with competitive and reasonable price, our products offer 82%-92% lifespan of their famous branded counterparts.


Taper drill bits are connected to taper drill rods for drilling duties, suitable for tunneling, construction, mining, quarrying, etc.

Chisel Taper Bit
Cross Taper Bit
Button Taper Bit

Taper Chisel Bits

Taper Degree: 4°46', 6°, 7°

Diameter: 26-43mm

Taper Cross Bits

Taper Degree: 4°46', 6°, 7°, 11°, 12°

Diameter: 32-46mm

4° 46' Taper Button Bits

Taper Degree: 4°46'

Diameter: 36-43mm

7° Taper Button Bits

Taper Degree: 7°

Diameter: 32-41mm

11° Taper Button Bits

Taper Degree: 11°

Diameter: 32-41mm

12° Taper Button Bits

Taper Degree: 12°

Diameter: 30-42mm

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