CARBIDE TIPPED VALVE SEAT CUTTER HEADS. BIG & SMALL BLOCK V6, V8 DIESEL & PETROL ENGINES HEADS. VINTAGE & MODERN PERFORMANCE HEADS. TO CUT HARD SEATS EASILY. MILLS IN THE FOLLOWING SIZES. 1.1/4 30 + 45 DEGREE. 1.3/8 30 + 45 DEGREE. 1.1/2 30 + 45 DEGREE. 1.5/8 30 + 45 DEGREE. 1.3/4 30 + 45 DEGREE. 1.7/8 30 + 45 DEGREE. 2 30 + 45 DEGREE. 2.1/4 30 + 45 DEGREE. 1.3/8 70 DEGREE. 1.1/2 70 DEGREE. 1.5/8 70 DEGREE. 1.3/4 70 DEGREE. 2.1/8 70 DEGREE. 9 x Stems metric size 5 mm, 5.5 mm, 6 mm, 6.5 mm. 7 mm, 8 mm, 8.5 mm, 9 mm, 10 mm. 4 x Stems inch size 11/32″, 3/8″, 5/16″, 7/16″. 2 x T – HANDLES. 2 x DRIVE BARS. 1 x TAP 1/2 X 20 TPI. We can also produce CUTTERS as per costumer requirement. PLEASE READ THE DESCRIPTION CAREFULLY BEFORE ORDER. Please be aware that some countries may have local import regulations which restrict certain products from being imported.