🔧 Elevate Your Precision Game! 51 leaves ensure comprehensive coverage from 4 to 42 TPI and 0.4 to 7mm. Features a reliable locking clamp for effortless use and storage. Experience the excellence of Japanese engineering in your toolkit. Seamlessly switch between inch and metric sizes for versatile applications. Each leaf is meticulously marked for accurate thread pitch. Precision Measurement Secure Locking Quality Craftsmanship The Mitutoyo 188-151 Screw Pitch Gage is a high-quality tool designed for professionals, featuring 51 leaves that cover a range of thread pitches from 4 to 42 TPI and 0.4 to 7mm. With both inch and metric measurements, this gage is perfect for any project requiring precision. Crafted in Japan, it combines durability with a secure locking clamp for ease of use.