43x VALVE SEAT CUTTERS SET CARBIDE TIPPED. 14x 30,32,33,35,36,38,40,42,43,45,46,48,50,52 mm 45. 7x 30,32,36,45,48,50,52 mm 30. 7x 32,35,38,40,42,45,50 60. 6x 5.0,6.0,7.0,8.0,9.0,10.0 METRIC VALVE GUIDE STEMS. 4x 5/16″, 3/8″, 7/16″, 11/32″ INCH VALVE GUIDE STEMS.