Seco Threading Insert, Laydown, Series: Snap-Tap, 09NR Insert, 09 Insert, Internal, 55 deg Partial Profile, 0.5 to 1.5 mm Pitch, 48 to 16, 5.6 mm Inscribed Circle, 2.4 mm Thickness, 9.6 mm Length, ANSI Code: 09NRA55 CP500, ISO Code: 09NRA55 CP500, 0.08 mm Corner Radius, 55 deg Included Angle, Manufacturers Grade: CP500, Right Hand Cutting, Carbide, PVD-TiAlN+TiN Coated, Material Grade: M