1. adjustable: The wooden turning tools feature sturdy shafts with variable lengths, hollow handles, and various interchangeable knife heads, allowing for flexible length adjustment. Includes 2 removable aluminum alloy handles and 1 plug, enabling easy replacement or disassembly. 2. Rotatable blade design: The wood turning tool set comes with four sharp, hard, and wearresistant carbide tips. The cutting heads feature a rotating and interchangeable design—simply change the angle when one edge dulls to extend the tool's lifespan. 3. Stable roller tools: Precision CNCmilled from square stainless steel for enhanced stability, rigidity, and reduced rolling compared to round shaft tools. Includes two alloy handles with adjustable lengths for comfort and efficiency. The hollow handle can be filled with sand for added counterweight and stability. 4. Our rotary system includes: 1 roughing tool, 1 finishing tool, 1 detail tool, 1 gooseneck hollow tool, 2 x 11inch handles, 1 aluminum alloy handle connector, 2 T15 wrenches—all housed in a durable aluminum alloy display case.