Hapstone Start CBN

Hapstone Start CBN stones are designed for use in Hapstone sharpening systems and are excellent for sharpening knives of all steels.The Hapstone Start CBN sharpening stone consists of a CBN plate with a 152x25mm work surface, 2mm thick, which is bonded to a 160mm aluminum blank, 3mm thick, with beveled ends for a secure hold.

The abrasive layer contains CBN abrasive, evenly distributed throughout with a high fill density and a very narrow screening range.Very fast and aggressive metal removal thanks to the electroplated coating. They work much faster than any other diamond.

• 80 JIS 
• 150 JIS 
• 220 JIS
• 500 JIS
• 1000 JIS

For finishing:

• Hapstone Silicon Carbide abrasives: 1000/2500.
• For the pre-finish stage - Hapstone 4000 semi-synthetic abrasive.
• At the finish stage - Gunny Juice 9, 6, 3, 1 

  µm