1. Tap size: Metric thread size: M1.6 x 0.35 (righthanded); thread length: 9 mm/0.35 inches; total length: 38 mm/1.5 inches; square shank width: 2 mm/0.08 inches; accuracy: H2 2. Straight flute tap: The tap features a straight flute design with clear threads and a rightcutting direction. It enables quick downward chip removal for efficient tapping, making it suitable for through holes or shallow holes. 3. Widely Used Applications: This tap can create threads or damaged/blocked threads. It is widely compatible with most metals, including iron sheet, copper, zinc, alloy steel, abrasive steel, A3 steel, stainless steel, etc. Applying suitable thread oil enhances internal thread quality and extends tap lifespan. 4. MATERIAL SURFACE: Made from 6542 (M2) speed steel, this tap offers hardness, wear resistance, and cutting performance for clean, precise holes. The coating enhances hardness, corrosion/rust resistance, heat resistance, and reduces friction for smoother thread cutting.