[Precise Manual Control]12x125mm machine tool handwheel supports rotating adjustment for equipment that needs general or control. Suitable for lathe, milling machine, and grinder. [Back Ripple Grip Design]This lathe handwheel with grip features a back structure for steady hand during adjustment. The detachable handle helps improve control and supports convenient. [Engineering Plastic Material]Made of engineering plastic, this machine tool handwheel offers toughness, wear , and strong insulation. Built for repeated workshop use on machine tools. [Standard Size Details]Product outer diameter is about 125mm 4.9in and installation hole inner diameter is about 12mm 0.5in. Drill the hole to the standard shaft diameter according to actual size needs. [Wide Machine Application]This milling machine handwheel fits many industrial machine tools, including lathes, milling machines, and grinding machines. Useful for replacement, manual adjustment, and equipment setup., Manufacturer: Pissente