Spiral Flute Tap: #4-40, UNC, 2 Flute, Semi-Bottoming, 2B & 3B Class of Fit, High Speed Steel, Bright/Uncoated MPN:TT76105

This high speed steel spiral flute tap is designed for tapping thin or difficult to machine materials with precision and accuracy in various thread sizes and class of fits. Its #4-40 UNC thread design makes it suitable for electronics, automotive or aerospace industries where high precision is required. The 2-flute semi-bottoming design delivers faster chip evacuation ensuring smooth operation while its bright uncoated finish allows for better heat transfer and sharper cutting edge resulting in a better thread quality. Additionally, it can be used on carbon steel, stainless steel or aluminum making it an essential tool for various industries that require high precision, reliability, and versatility.