OSG SPIRAL FLUTE Coolant-Through Spiral-Flute Tap M8x1.25

This OSG SPIRAL FLUTE tap is designed for threading blind holes in aluminum and non-ferrous materials. The spiral-flute design evacuates chips upward, preventing clogging, while the coolant-through capability improves lubrication and heat dissipation. It is ideal for automotive, aerospace, and general manufacturing applications requiring precise internal threads.

This tap has an M8x1.25 metric thread, a D5 / 4H-6H tolerance class, 3 flutes, and a bottoming chamfer. It is made of carbide for wear resistance and features coolant-through design. The manufacturer part number is 1660000400. It is suitable for threading blind holes in aluminum and other non-ferrous materials.

3G Electric supplies the OSG SPIRAL FLUTE Tap M8x1.25 (MPN 1660000400) to customers worldwide. We handle full logistics, customs clearance, and delivery to your location. Contact our team for availability and lead time. As a global industrial distributor since 1990, we source and deliver this carbide tap to support your threading operations.

For aluminum, choose a tap with a spiral-flute design and coolant-through capability to manage chip evacuation and heat. The M8x1.25 size with a bottoming chamfer is ideal for blind holes. Ensure the tolerance class (D5 / 4H-6H) matches your thread fit requirements. OSG taps are engineered for precision, so verify material hardness and thread depth before selection.