for Models: Specifically designed to replace part # A-83951, this nibbler punch is compatible with 16 gauge nibblers including JN1601, LXNJ01, LXNJ01Z, XNJ01, XNJ01T, and XNJ01Z, ensuring a seamless fit and optimal performance. Effortless Installation Process: This steel nibbler punch can be easily installed using a hex wrench. Simply loosen the existing punch, align the new punch with the facing the screw, and tighten to secure. This straightforward process ensures quick replacement without hassle. Precision Metal Drilling: Engineered for accuracy, the A-83951 punch allows for precise drilling in sheet metal. Its advanced design promotes smooth, clean cuts, minimizing the need for additional finishing and enhancing the quality of your metalwork projects. Construction: Made from high-grade steel, this nibbler punch offers outstanding durability and resistance to wear and impact. It's built to withstand rigorous use in various environments, making it a reliable tool for both professional and personal metalworking tasks. Versatile Metalworking Tool: Ideal for cutting a variety of metal materials such as stainless steel and aluminum plates, this nibbler punch caters to diverse thicknesses and applications. It's an essential tool for industrial manufacturing or DIY projects, providing versatility and reliability. (The actual product may have slight color difference or difference, which not affect the use) Color: As shown Material: Metal Package Contents: 1 * for JN1601 Nibbler Punch Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.