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Home > Products > Small Hole Drilling Tools > Taper Chisel Bit > Tungsten Carbide Taper Drill Chisel Bit for Quarrying

Tungsten Carbide Taper Drill Chisel Bit for Quarrying

Basic Info

Model No.:  30mm 32mm 34mm 36mm 38mm 40mm 42mm 45mm

Product Description

Model NO.: 30mm 32mm 34mm 36mm 38mm 40mm 42mm 45mm Material: Tungsten Carbide Diameter: 28mm 30mm 32mm 34mm 36mm 38mm 40mm 42mm 45mm OEM and ODM: Yes Processing Type: Forging Trademark: none Origin: China Type: Center Drill Bit Use: Masonry Drilling Color: Red, Blue, Golden, Yellow Certificate: ISO2000 Mining Object: Coal Machinery Specification: as per order quantity HS Code: 82071990 Taper Rock Drill Bits we have 3 types: Chisel bits, Button Bits, cross bits

Rock Drill Tapered Chisel Bits is suitable for H22mm and H25mm taper Rock drill rods use. It have three taper degree: 7° , 11° , 12° . It's widely used for hard rock(f=8~18) drilling use.

1) Tapered connection: 7, 11, 12
2) Alloy steel: 42CrMo
3) Carbide tips: YK20
4) Carbide size: 18*10mm, 15*10mm, 13*9.5mm
4) Chisel Bit diameter: 30-80mm
5)Technology: Hot-pressing or welding

The information you may like to know before order:
1. Methods of Payment:
T/T (Telegraphic Transfer) or Western Union or L/C at sight
2. Handling time for an order
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. Shipping way
Sample order: We suggest Courier express like DHL/UPS/TNT/FEDEX or by air
Bulk order: We suggest by air or by sea.
4. Quality Control
We have our own experienced QC.
There will be strict inspection and testing for every order before shipping out.
5. After Services:
1. Our sales team will response for your question within 24 hours (Holidays Excluded)
2. Technical Support will be available in any time
3. Free replacement will provide once the failure confirmed caused by our product quality

Product Name:

hardenss tapered chisel bits


Tapered chisel bits, Tapered cross bits, Tapered button bits


Tapered Drill Bits are used in granite and marble quarry, gold mine, railway, tunnel, etc. for drilling


Tapered drill bits connect tapered drill steel of rock drill for drilling holes


High quality carbide and high quality steel


No requirement for testing and trial order

We can design and manufature according to your requirment of diameter, number air holes and carbide button shape.

Types of drill bits

Diameter          (mm)

Taper Angle (Degree)

Length       (mm)

Weight (kg)

Tapered chisel bits


4 degree/ 6 degree/ 7 degree/ 11 degree/ 12 degree


0.15 - 0.45

Tapered cross bits



0.18 - 0.7

Tapered button bits



0.2 - 0.5

Contact us if you need more details on Bit. We are ready to answer your questions on packaging, logistics, certification or any other aspects about Chisel Bit、Drill Bit. If these products fail to match your need, please contact us and we would like to provide relevant information.

Product Categories : Small Hole Drilling Tools > Taper Chisel Bit