tungsten carbide pearl drill bits for pearl holing machine

Tungsten carbide pearl drill bits for  solid carbide burs

1. About our company

Zhuzhou Good Cemented Carbide Co., Ltd is one of the most professional cemented carbide manufacturer over 10 years. we have rich experience in both production carbide products . Most area such as Europe, Asia, Africa, and Middle East are our current markets.

2.Description

The tungsten carbide drill bits are made by 100% virgin raw material. The tungsten carbide has low impurity content so the drill bits won’t crack easily. With HIP (Hot Isostatic Press) process to ensure the stable microstructure, the service life time of drill bits is longer and it can improve the working & production efficiency. The drill bits are widely used for drilling the holes of pearls and they're common in the jewelry industry.

3.Advantages of TungstenCarbide Pearl Drill Bits

1) made from 100% virgin raw material;

2) produced with advanced equipments;

3) all products go through in-process and final inspection;

4) free technical service online.

The horseshoe chisel bits are mainly used in coal mining, metal mining, and stoning,use the best material 42CrMo for steel.

1) Tapered connection: 7,11,12

2) Alloy steel:42CrMo

3) Suitable carbide tips:YK20

4) Chisel bit diameter: 20-60mm

5)Technology:hot-pressing or welding

4. TungstenCarbide Pearl Drill Bits tool pictures

5. wide application&production process 

6. package & factory

You're welcome to visit our factory and we will show you around!! Welcome to inquiry and we will provide you the best service. 

7. Contact me

phone: +86(0)13308415601
Tel: 86-731-88663066
 Fax: 86-731-88636916 

Skype: goodcarbide5

 E: sales03(at)