• tungsten carbide button bits,rock drill rods,thread button bit,hard rock drilling bits,Shandong Sinic Rock Drilling Tools Co.,Ltd.
  • Sinic Rock Drilling Tools CO.,LTD.

    +86-635-6366658 / +86-635-6319568

          

    Sales@sinicdrilltool.com

    tungsten carbide button bits,rock drill rods,thread button bit,hard rock drilling bits,Shandong Sinic Rock Drilling Tools Co.,Ltd. tungsten carbide button bits,rock drill rods,thread button bit,hard rock drilling bits,Shandong Sinic Rock Drilling Tools Co.,Ltd. tungsten carbide button bits,rock drill rods,thread button bit,hard rock drilling bits,Shandong Sinic Rock Drilling Tools Co.,Ltd.

tungsten carbide button bits,rock drill rods,thread button bit,hard rock drilling bits,Shandong Sinic Rock Drilling Tools Co.,Ltd.

China Biggest Supplier of Coupling sleeve

(1)ThreadR22,R25, R28, R32;

(2)Length (L): 150mm-250mm;

(3)Function: Coupling sleeve, Adapter Coupling;

(4)Type: Full-bridge, Semi-bridge;

(5)Package: In wooden case or in carton;

(6)Supply ability:10000pcs/month;

(7)Delivery time: 7-10days;


Coupling sleeve - High Carbon Steel Drilling tools from Atlas Copco


(1)ThreadR22,R25, R28, R32;

(2)Length (L): 150mm-250mm;

(3)Function: Coupling sleeve, Adapter Coupling;

(4)Type: Full-bridge, Semi-bridge;

(5)Package: In wooden case or in carton;

(6)Supply ability:10000pcs/month;

(7)Delivery time: 7-10days;


Coupling sleeve have different length , we can according to require of customer to produce ,and the products are mainly used to transmit impact energy into the drill string , CNC processing procedure ensure the perfect match of thread ,Reliable quality from precise supervision of heat-treatment, the products are of great endurance and dependability.
















Our Certificate




Factory Show




Customer Visit