High Tensile Compact Sub-Adopter is used as connector or coupling to connect drill rods, core barrels, casing, rock bits, water swivel, hoisting plug and fishing tools that have different sizes or types of threads. The Sub-Adopter is made using quality grade material that ensures long lasting usage. The Sub-Adopter is dimensionally accurate and has high tensile strength. High Tensile Compact Sub-Adopter comes in different specifications to cater to specific requirement.