
Drilling Tool H22 108mm Tapered Rock Drill Rod for Mining Drilling Rig. High-Strength Alloy Steel: Made of 22SiMnCrNi2Mo steel for excellent wear resistance and durability. Customizable Color: Available in Black or customized colors to meet specific requirements. Hexagonal Shape: Features a hexagonal shape design for optimal performance in drilling. Wide Application: Suitable for mining, quarrying, tunneling, and construction projects. ISO 9001 Certified: Manufactured under ISO 9001:2008 certification standards for quality. Forging Process: Produced via advanced forging process for superior mechanical properties. Carburizing Treatment: Surface treated with carburizing to enhance hardness and wear resistance. Low MOQ: Minimum order quantity is just 1 piece or 1 set for flexibility.