Starrett

Starrett

The L.S. Starrett Company is an American manufacturer of precision measuring tools and instruments, founded in 1880 in Athol, Massachusetts. Starrett is one of the oldest and most respected names in dimensional metrology, producing a comprehensive range of hand tools, gauges, and precision instruments for manufacturing, inspection, and quality control. Their products are used by machinists, toolmakers, metrologists, and quality engineers across virtually every sector of the manufacturing industry.

Starrett's catalog spans thousands of products, including calipers, micrometers, dial indicators, height gauges, bore gauges, precision levels, rules, and gage blocks. The company maintains a long-standing reputation for dimensional accuracy and manufacturing consistency that has made Starrett instruments a standard reference in machine shops and inspection laboratories worldwide.

Key Product Lines

• Calipers: Outside dial and digital calipers for precise linear measurement in machining and inspection applications
• Micrometers: Outside, inside, and depth micrometers for high-resolution dimensional measurement
• Dial Indicators: Heavy-duty and standard dial indicators for surface comparison, runout measurement, and tolerance checking
• Height Gauges & Depth Gauges: Precision gauging instruments for part layout and dimensional verification on surface plates
• Gauge Blocks & Calibration Standards: Dimensional reference standards for calibrating measuring instruments

Industries Served

Starrett products are used in metal fabrication, machining and toolmaking, automotive manufacturing, aerospace component inspection, electronics assembly, and quality assurance laboratories. Their instruments are also widely used in vocational and technical education as training tools for precision measurement skills.