5x Valve Seat Cutter Set, Carbide-tipped, 2-Angle Cut for Performance Head Racing Karts, Clone, Predator, Hemi, Honda, Briggs, BSP Motorcycles. Valve seat cutter set with carbide tip, 2-angle cut like original seat. Milling available in the following sizes: 16 mm - 45 degrees, 18 mm - 45 degrees, 36 mm - 45 degrees, 20 mm - 20 degrees, 23 mm - 20 degrees. The 45-degree cutters are usable from both sides, as the other side is grounded at a 90-degree angle.
