Carbide valve seat cutter 5 cutter set for vintage car & bikes 20 & 45 degree description: valve seat cutter set 5 pieces set carbide valve seat set cutter sizes as under: 1.1/4" - 20 degree angle cutters 1.5/16”, 1.7/16”, 1.1/2", 1.5/8” – 45 degree all these cutters double sided face cutters pilot sizes - 5/16" & 7/16" all pilots are soft and centered both ends, for easy reduction of od to suit your requirements this item is manufactured from high grade carbide, each cutter in accurately grade for best results, ideal for the vintage car or old engine restorer.....