Sheet metal punch Rothenberger 021832E — 32 mm cutting diameter

Rothenberger Sheet Metal Punch 021832E — 32 mm cutting diameter is a manual cutting tool intended for producing clean, circular 32 mm holes in sheet metal. Designed for workshop and on-site metalworking tasks, this punch offers a compact, mechanical solution for ventilation openings, cable routing, conduit entry points, and mounting holes. The tool is straightforward to operate and delivers repeatable results on appropriate sheet thicknesses.

Advantages

The manual design provides control and accuracy for single or small-batch operations without the need for power. The 32 mm cutting diameter produces consistent, circular openings suitable for ducts, grommets, and cable fittings. Its compact form factor makes it easy to position on panels and transport between job sites. The straightforward construction allows for fast operation and maintenance, helping to keep edge quality clean and burrs minimal when used correctly.

Suitable for

• Creating 32 mm circular holes in sheet metal for ventilation or cable passages
• Workshop and on-site metalworking tasks where portable manual punching is required
• Preparing mounting or access points in panels, cabinets, and enclosures

Key specifications

• Cutting diameter: 32 mm
• Type: manual sheet metal punch
• Intended material: sheet metal (suitable thickness depends on tool capacity and operator technique)
• Application: circular hole cutting for ventilation, cable routing, and mounting
• Form factor: compact, handheld mechanical punch

How to use

Select a suitable location on the sheet metal and mark the center of the desired 32 mm hole. Secure the sheet to prevent movement, then position the punch so the cutting edge aligns with the mark. Apply steady manual force according to the tool's operating method until the cutter passes through the material and the slug is released. Remove any burrs or sharp edges after punching with a deburring tool or file to ensure a clean finish and safe handling.

Recommendations

Use the punch on sheet metal within the manufacturer's recommended thickness range and secure workpieces firmly before punching. Wear appropriate personal protective equipment such as safety glasses and gloves, and remove cut slugs promptly. For repeated or thicker-material operations consider appropriate support or alternative power-assisted tools to maintain hole quality and reduce operator fatigue.