With the Makita A-83951 punch, you instantly restore the clean and sharp cutting performance of your nibbler. a worn or chipped cutting pin can cause jagged edges and bend your sheet metal during work. Engineered from high-grade durable steel, this genuine replacement punch is designed for the Makita JN1601 and DJN161 nibblers, delivering smooth, burr-free and distortion-free cuts across flat sheets, corrugated sheets, and trapezoidal profiles. Thanks to its fast and simple installation in the tool head, you minimize downtime and get straight back to your roofing, cladding, or metal fabrication tasks.