Manual sheetmetal reamer designed to enlarge and finish holes with minimal effort. Key benefits Reduces effort compared with redrilling: sharp cutting edges quickly expand and clean holes that are difficult to drill. Better leverage and control: removable Thandle gives secure grip and extra torque when needed, then removes for compact storage. Durable and stable: made from 45# Steel for strength and long service life. Precise sizing: expands hole diameters from 1/8' to 1/2', allowing a single tool to cover a common range of hole sizes. Main features Function: Handoperated reamer for enlarging and finishing holes in metal sheets. Compatibility: Intended for use on sheet metal and metal panels where drilling or filing is inefficient. Size range: 1/8' to 1/2' hole expansion. Material and performance: 45# Steel construction with sharp cutting edges for effective material removal and stable operation. Design: Removable Thandle for added torque and control when required. Practical use scenarios Electrical and plumbing work: Quickly enlarge knockouts and conduit holes in electrical boxes and metal enclosures. HVAC and duct fabrication: Cleanly expand or finish holes in sheetmetal ducts and fittings during installation or . Automotive and metal : Enlarge body or panel holes to fit fasteners, grommets, or to prepare for patches without resorting to power tools. What you get A robust, manual reamer that simplifies hole enlargement in metal sheets, provides stable cutting performance, and covers sizes from 1/8' to 1/2' with a removable Thandle for improved control.