Neway 205 Valve Seat Cutter 1-1/2 (38 mm) 60 deg. Valve Seat Cutting with Neway Valve seat reconditioning is simple, accurate, and clean with Neway’s carbide-bladed cutters. Neway’s user-friendly valve seat cutters allow you to precisely machine a multi-angle valve seat in a matter of minutes. Tungsten carbide leaves a perfectly flat, machined surface, ideal for optimal sealing efficiency and heat transfer. Part Number CU205 Name Standard Series Valve Seat Cutter 38mm 60 deg. Diameter 38mm Angle 60° Blade Count 3 Blade Part TC254 Operating Range Minimum 35mm Operating Range Maximum 47.5mm Blade Adjustment Minimum 17.1mm. Untitled Document Neway 205 Valve Seat Cutter 1-1/2 (38 mm) 60 deg Valve Seat Cutting with Neway Valve seat reconditioning is simple, accurate, and clean with Neway’s carbide-bladed cutters.