Collection: Head and Block Surfacer Inserts

ToolingBox offers a wide variety of CBN&PCD inserts with high preformance used for head and block resurfacing&decking. There are many applications in surfacing that include a variety of materials to be surfaced.

• R303A/K are NEWLY designed for multiple materials resurfacing. This solid CBN grade can be adapted to machining of various engine materials, including high hardness grey cast iron, hard steel alloy and even pure aluminum engin block.

• R303B/Q are our special solid CBN inserts for cutting a wide variety of ONLY cast iron heads (GG or GGG) .       

• R303S/U is laminated CBN insert, use on aluminum blocks with iron liners and aluminum heads with steel pre-combustion chambers.

• R303R/H is laminated CBN insert, used for cast iron heads with steel precombustion chambers.

• R303M/P are laminated PCD inserts and used for aluminum ONLY - heads and blocks without liners.

Please read the applicable cutting materials when ordering each type of inserts carefully, or you can inquire us directly via our email.