1. Efficient PerformanceRotating Handle: With its innovative manufacturing process, the roundhole hand crank delivers performance while remaining lightweight and easy to store. Its efficient operation and compact size make it the tool for any job, no matter where you are. 2. Maximized Work Efficiency: Replacing the rotating handle achieves remarkable efficiency in your machine tools. The smart design and extended lifespan of this roundhole hand crank enhance usability for improved results and productivity. 3. Effortless Setup: Folding handle for machine tools. Our roundhole hand crank is easy to install with simple bolt fastening. Installing it on your machine is now a breeze—no complicated steps required. 4. Outstanding DurabilityMachine handwheel handle made of sturdy, wearresistant ABS material. The roundhole hand crank features strength and incredible robustness, ensuring longlasting use. The shockresistant design provides added security.