18-62mm Valve Seat Cutters Valve Seat Boring Machine (Bolted Fixed). Body Assembly × 1 PC. Adjustable Seat × 1 PC. Blade Rest (18-40mm) × 2 PC. Blade Rest (40-60mm) × 1 PC. Tool Presetter × 1 PC. Long Leg × 3 PC. Fixed Bolt × 3 PC. Rocking Handle × 1 PC. Grinding Wheel Sleeve × 1 set. Inner Hexagon Spanner × 2 PC. (15 standard sizes, in mm). 5.00, 5.48, 5.98, 6.00, 6.58. 6.97, 7.00, 7.99, 8.03, 8.97. 9.00, 9.43, 9.50, 11.00, 11.97, 12.00.