【Size】American thread 60°, measuring range is 4 to 84 【Function】Thread gauge used to measure thread pitch and thread angle 【Clear Scale】Accurate and clearly visible numbers on the surface of the screw gauge 【Exquisite and Practical】Thread measuring tool, does not occupy space and convenient to carry 【High Quality】Stainless steel thread gauges, chrome-plated surface, sturdy and durable, anti-rust Product Basic Information: Thread gauge type: American 60° Thread gauge unfolded size: 100*90mm Thread gauge folded size: 58*45mm Packing size: 110*70*15mm Material: stainless steel Package weight: 60g Measuring range: 4/4.5/5/5.5/6/7/8/9/10/11/11.5/12/13/14/15/16/18/20/22/24/26/27 /28/30/32/34/36/38/40/42/44/46/48/50/52/54/56/58/60/62/64/66/68/70/72/74/76 /78/80/82/84 Usage: check the thread pitch Tips Warm: Please allow slight errors in product size and color due to the difference between measurement methods and display screens.