1. The adapter rod is made of 45# steel, which is hard and durable, not easy to deform and break.2. The adapter is a precision thread to ensure a firm fit between the matching threads, smooth operation, minimize vibration, and improve overall work efficiency.3. The polishing wheel adapter accessories are easy to install and disassemble, enabling the interoperability of tools of different specifications and making full use of the tools to complete the work flexibly.4. The grinder adapter converter is commonly used in metal processing, woodworking, and auto repair, and is matched with manual power tools such as grinding saws, and wet polishers. The interface is connected with diamond drill bits, masonry hole saws, cup wheels, wool polishing wheels, chain saw wheels, and wood carving wheels.5.