P28 4-STONE MANDREL the 3GP20 delivers optimal abrasive

the 3GP20 delivers optimal abrasive alignment and efficient material removal

Ideal for high-precision applications

and superior alignment—ensuring accurate

designed for Single Stroke Honing® applications

superior bore geometry

P28 4-STONE MANDREL the 3GP20 delivers optimal abrasiveAchieve exceptional honing precision with the Sunnen 4GP28 Honing Tool, designed for high performance applications requiring accuracy, repeatability, and durability. This tooling ensures optimal abrasive alignment and efficient material removal, delivering superior surface finishes and extended tool life. Ideal for demanding industrial environments, the 4GP28 offers the reliability and performance professionals expect from Sunnen.