The stones are designed to work directly with the Spyderco Triangle Sharpmaker. The diamond abrasive material sharpeners faster than the standard ceramic stones that come with the system. $82.00 $57.40 (You save $24.60) Spyderco. The diamond rods are used to re-profile and aggressively remove steel. Spyderco Triangle Sharpmaker 204D Diamond Sharpening Rods - Set of 2 Individual Rods… These Cubic Boron Nitride (CBN) rods bring the advantage of a fast-cutting abrasive to the convenience and ease of the Spyderco Triangle Sharpmaker. They are designed and made by Spyderco. Each rod … If you want to get really fancy you can order diamond and ultra fine rods for the Sharpmaker. The Spyderco Diamond Stones are the answer. If the rods were somehow altered or damaged due to the diamond, it may take the diamond to 'fix' the issue as well. Spyderco Triangle Sharpmaker 204D Diamond Sharpening Rods - Set of 2 Individual Rods. These diamond rods … Some people refer to these as diamond rods. Whether it's actually embedded diamond grit (I've never actually heard of this happening with ceramics, so I'm skeptical of this as a cause), or if transferred diamond grit gouged or chipped the ceramic (I'd could see this happening sometimes), the diamond … CBN is an abrasive second only to diamonds in …