🔍 Measure Up to Perfection! Over 100 years of excellence in precision tools. High-quality materials ensure long-lasting performance. Built to withstand the toughest demands of any project. Perfect for both pros and DIY enthusiasts alike. Achieve flawless measurements with 4-84 TPI range. 51 precision leaves 4-84 TPI range Locking device feature The Starrett Steel Screw Pitch Gage with Locking Device is a precision measuring tool designed for both construction professionals and home improvement enthusiasts. With a range of 4-84 TPI and 51 leaves, it offers unmatched accuracy and durability, making it a reliable choice for any workshop.