VALVE RE – SEATING KIT CARBIDE TIPPED. 3 ANGLE CUT AS ORIGINAL OEM SEAT. 30 DEG 45 DEG 60 DEG. Milling in the following sizes. At 45 DEGREE + 90 DEGREE. 30 DEGREE + 90 DEGREE. Contents :- 6x cutters 30,45,60 DEGREE. 1.625 – 30 Degree Top Angle Cutter For Intake. 45 Degree Primary Base Angle Cutter For Intake. 60 Degree Inner (Throating) Angle Cutter For Intake. 30 Degree Top Angle Cutter For Exhaust. 45 Degree Primary Base Angle Cutter For Exhaust. 60 Degree Inner (Throating) Angle Cutter For Exhaust. 2x STEMS 0.310″, 0.312″. 2x VALVE GUIDE HONE REAMERS 0.310″, 0.312″. Feel Free To Ask Any Question.