The Black & Decker industrial vertical grinder with a speed of 4500rpm is a high-quality pneumatic grinder designed for industrial use. The Black Decker 4610 model is known for its durability and precision, making it a reliable tool for various grinding tasks. With a powerful motor and a sturdy construction, this grinder is perfect for professionals in fields such as construction, automotive repair, and metalworking. The 4500rpm speed ensures efficient and efficient grinding performance, making it a valuable addition to any workshop or tool collection. It was tested and does work but needle is sticking on trigger. See page for more listings.