A Brown & Sharpe

The item in the image is a Brown & Sharpe BESTEST Dial Test Indicator, likely model 7633-6. It is a precision measuring tool used to accurately measure small linear distances and object sizes. Here are some key features and details about it:Purpose:It is used to measure the alignment of machine parts, runout, and surface distortion. Dial:The dial is black with a contrasting orange hand for easy reading. It has a range of 0-0.008 inches. Features:It has a jeweled movement with 7 rubies, is anti-magnetic and corrosion-resistant, and has a ball-bearing lever system. faultless for everyday use. supreme materials and excellent craftsmanship ensure long-lasting durability.