Email: zuanlongbits@gmail.com
Tel: +86-029-82612068
Fax: +86-029-82612068
Address:No 66, Changming Road, Xi'an, Shaanxi Province, China
Contact Now1 Inch Bullet Drill Bit,PDC Bullet Drill Bit manufacturer,roof bolting bullet drill bit supplier1. Outperform carbide drilling by 100 to 300 times longer 2. Utilize self-sharpening technology 3. Increase rate of penetration 4. Replace percussion drilling 5. Reduce drill maintenance 6. Lower drill steel cost by reducing thrust requirements and extensive wear 7.Significantly reduce equipment...Read More
Contact Now26mm Roof Bolting Bullet Drill Bit Coal Mine Roof Bolting Bit Manufacturer ,Best price for sale1. Outperform carbide drilling by 100 to 300 times longer 2. Utilize self-sharpening technology 3. Increase penetration rate 4. Replace percussion drilling 5. Reduce drill maintenance 6. Lower drill steel cost by reducing thrust requirements and extensive wear 7. Significantly reduce...Read More
No 66, Changming Road, Xi'an, Shaanxi Province, China
+86-029-82612068
+86-029-82612068