D55 R38/R38/T38 190mm Connecting Coupling | SUPERDRILL

The D55 R38/R38/T38 190mm Connecting Coupling by SUPERDRILL is a heavy-duty coupling designed to enable a strong and reliable connection between different drill rod sizes (R38 and T38). This coupling is a crucial component for high-speed rock drilling, ensuring stability and robustness under heavy workloads.

Product Specification

• Product: Connecting Coupling

• Material: High-grade alloy steel

• Size: D55

• Thread Type: R38/R38/T38

• Length: 190mm

• Application: Suitable for mining, quarrying, tunneling, and foundation work

• Surface Treatment: Carburized and heat-treated for enhanced wear resistance

• Manufacturing Standard: Produced under international standards with CNC precision