Features: - Material: Made of high-quality stainless steel for durability - Clear Scale: Each gauge features clearly marked measurements for easy reading - Thread Pitch Gauge Function: Designed to accurately measure screw thread pitch - Center Gauges: Includes three center gauges—two at 60 degrees and one at 55 degrees—for grinding and setting screw-cutting tools - Portable Design: Compact and lightweight for convenient storage in a pocket or tool bag Specifications: - Material: Stainless steel - Pitch Gauge Measuring Range: - Metric: 24 leaves, ranging from 0.25 mm to 6.00 mm (0.25 / 0.3 / 0.35 / 0.4 / 0.45 / 0.5 / 0.6 / 0.7 / 0.75 / 0.8 / 0.9 / 1.0 / 1.25 / 1.5 / 1.75 / 2.0 / 2.5 / 3.0 / 3.5 / 4.0 / 4.5 / 5.0 / 5.5 / 6.00) - Imperial: 28 leaves, ranging from 4 to 62 threads per inch (4 / 4.5 / 5 / 6 / 7 / 8 / 9 / 10 / 11 / 12 / 13 / 14 / 16 / 18 / 19 / 20 / 22 / 24 / 25 / 26 / 30 / 28 / 32 / 36 / 40 / 48 / 60 / 62) - Weight: Approximately 84 g Package Includes: - 1 x Thread Pitch Gauge - 2 x 60° Center Gauges - 1 x 55° Center Gauge