Valve Seat & Face Cutter Set Of 20PCs Carbon Steel With Wooden Box. 2″, 1-3/4″, 1-1/2″, 1-1/4″. 2-1/8″, 2″, 1-7/8″, 1-3/4″, 1-5/8″, 1-9/16″, 1-1/2″, 1-7/16″, 1-3/8″, 1-5/16″, 1-1/4″, 1-3/16″, 1-1-8″, 1″. 5/16″, 11/32″, 7/16,7mm, 8mm, 8.5mm, 9mm &10mm.