1. Sturdy carbide tip and hardened bit head for longer service life.
2. Circled plate for low toolholder wear.
3. Sleeve protection for better retention and helps to reduce the bore of toolholder wear.
4. For other specification, we can customize upon request.
Liaocheng Ruizuan construction cutter co., ltd is a professional manufacturer of rotary bits,coal mining bits,flat bits and shield driving cutters.
Ruizuan products are widely used in coal mine,underground mine,tunnel,subway,metallurgy,water conservancy project, highway project project and other projects.
Our products are high quality,low price.
Ruizuan products are well accepted by customers in more than 20 provinces,municipalities,autonomous region and japan,America,the United Arab Emirates,Brazil,Australia and other abroad markets.
Liaocheng ruizuan construction cutters co.,ltd has got the certification of ISO9001:2008 and has numbers of technicians engaging in cutters research and design.
http://rz-cutter.en.china.cn/