Carmex Threading Tap with Spiral Flute and UNC Supercut geometry delivers precise Unified National Coarse threading in a durable, powder metal tool. Designed for machinists and fabrication shops, it excels in high-speed tapping and challenging materials while maintaining consistent thread quality.

• No. 4 x 40: Tap size and length suitable for common UNC applications in metalworking.
• Threading standard: Unified National Coarse (UNC) threads for reliable, widely compatible fastener engagement.
• Flute design: Spiral flutes efficiently evacuate chips, reducing clogging and heat buildup during tapping.
• Material: Powder metal construction delivers durability and wear resistance for repeated use in demanding environments.
• Drive/interface: Hex drive end provides secure engagement in tapping heads for smooth operation.
• Performance: Optimized for high-speed threading and tough materials, delivering consistent thread quality and longevity.

The combination of powder metal durability and spiral flute efficiency helps minimize downtime from chip packing and tap breakage. The UNC Supercut profile ensures clean, accurate threads that improve fastener fit and assembly reliability. With a standard No. 4 x 40 size, this Carmex tap is a dependable choice for everyday UNC tapping tasks in metalworking, repair, and fabrication projects.