Spiral Flute Tap: #4-40, UNC, 2 Flute, Modified Bottoming, 2B Class of Fit, Powdered Metal, Bright/Uncoated MPN:40025-010

The Spiral Flute Tap #4-40 delivers efficient drilling in metals or plastics materials with high precision for tapping threads to precise requirements of ANSI standard 5. Its Unified Coarse (UNC) thread form ensures a secure and reliable connection on various materials such as aluminum, steel or brass. The 2-flute design enhances chip evacuation thus providing smooth performance while the modified bottoming feature minimizes tap breakage even in harder metals. Its powdered metal construction delivers wear resistance for long lasting durability in demanding applications like assembly lines or production facilities where precision and reliability are critical.