CS-HD series stones are made of silicon carbide and are designed for the hardest steels (up to 63 HRC)

The diameter of the ceramic part is 8 mm

K03 PRO Hunter features heavy stand and shipped in wooden crate

Macro Angle Adjust - gets you in the ballpark quickly

planeshift clamps upgrade for work sharp professional precision adjust Variation:RS Wholemilled Angled Clamps CS-HD series stones are madeHapstone PlaneShift Series includes components of Hapstone RS adopted for other sharpening systems. Single clamp knife sharpeners have consistently been less adaptable than multi clamp systems when sharpening various blades, for instance, fillet knives. The Planeshift Clamps Upgrade is a dual clamp solution for Work Sharp Professional Precision Adjust knife sharpeners.