Spiral Flute Tap: 5/16-18, UNJC, 3 Flute, Modified Bottoming, 3B Class of Fit, HSS-E-PM, Bright/Uncoated MPN:10001093

Spiral Flute Tap: 5/16-18, UNJC, 3 Flute, Modified Bottoming, 3B Class of Fit, HSS-E-PM, Bright/Uncoated is a precision cutting tool engineered for tapping threads in materials such as steel, aluminum or brass with high accuracy and repeatability using UNJC thread form ensuring uniform pitch & tolerances without damaging the material's surface. Made of High Speed Steel - E3 -PM (HSS-E-PM) providing exceptional hardness for longer life when encountering tough metals, resistant to heat or oxidation reducing breakage during operation while the modified bottoming type design creates stronger pilot drill starts with better centering performance preventing misalignment or breaking screws ensuring perfect threads. Its suitable for high precision applications in industries such as aerospace, medical or electronic device manufacturers needing accuracy on delicate assemblies and critical components, making it essential to toolboxes of machinists, technicians or engineers requiring top-quality cutting tools for professional results.