15 Pcs BIG Carbide Valve Seat Cutter Set + Heavy Wooden Box. CUTTER SIZES AS UNDER. 70 / 20 Degree Bore Cutter : 1 13/16. 70 / 20 Degree Bore Cutter : 1 5/8. 70 / 20 Degree Bore Cutter : 1 14. 30 Degree : 1 3/4. 30 Degree : 1 7/8. 45 Degree : 1 3/16. 45 Degree : 1 1/4. 45 Degree : 1 5/16. 45 Degree : 1 7/16. 45 Degree : 1 3/8. 45 Degree : 1 3/4. 45 Degree : 1 7/8. 45 Degree : 1 5/8. 45 Degree : 1 1/2. Pilot / Guide / Stem Sizes (in inches) : 7/16″, 11/32″, 5/16. Pilot / Guide / Stem Sizes (in metric) : 7mm, 8mm, 8.5mm, 9mm, 10mm. Arbor / Stem Rods : 2 Pcs. Stem Handles : 1 Pc. Total 26 pieces set. All These Cutters are Double Sided Face Cutters. Can be customized as per requirement. All Pilots Are Soft And Centered at 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. Best Use For all Vintage Cars, Jeeps, Tractors, Trucks and Motorcycles and Jeep, Vintage Morris, Mini, Mercedes, Perkins P-6, Leyland. These Valve seat Cutters are Made of high quality carbide tipped, properly hardened and tempered, each cutter in accurately grade for best results. These are must for Vintage Car, Bikes, Jeep, Tractors and Trucks.