THE SUNNEN K16-588AH HONING MANDREL IS ENGINEERED FOR PRECISION HONING APPLICATIONS, ACCOMMODATING A DIAMETER RANGE OF 0.588 INCHES TO 0.619 INCHES (14.94MM TO 15.72MM). CONSTRUCTED FROM HARD STEEL WITH A HARDNESS RATING OF HRC 58-62, THIS MANDREL IS DESIGNED TO EFFECTIVELY HONE TOUGH MATERIALS SUCH AS CARBIDE, CERAMIC, AND GLASS. IT IS A RELIABLE TOOLING ACCESSORY FOR ACHIEVING PRECISE SURFACE FINISHES AND DIMENSIONAL ACCURACY IN CHALLENGING MATERIALS.