The Gage Black Set 81PC Rect B St from Field Tool Supply is a comprehensive collection of precision gauges designed for accurate measurements in various applications. This set includes 81 pieces, featuring a range of sizes to accommodate different needs. Made from high-quality materials, these gauges ensure durability and reliability. The black finish provides enhanced visibility and resistance to wear. Ideal for machinists and engineers, this set meets industry standards for precision and accuracy, making it an essential tool for any workshop.