This clamp is not supported by GearConnect

Estimated grit for Bluestone is approximately 6000 JIS

If you are unsure what compound to purchase

Two gripping points prevent the blade wobble

hapstone r2 opti knife sharpener bestseller This clamp is not supportedHapstone R2 Knife Sharpener is the new knife sharpener from Hapstone, supplier of successful Hapstone R1. Hapstone R2 on par with Hapstone V8 and Hapstone M3 is part of the Hapstone Modular Platform, innovative technology to let customers configure and upgrade the sharpening system with no limitations. Hapstone R2 is kitted with the cutting edge rotating clamp module and delivers the ultimate combination of high precision, rich features, and