Technical Jasper is a naturally abrasive material of high density

Speed on water is slow

Saw strokes on the work surface

Two angular contact adjustable bearings prevent shaft backlash in both radial or axial directions

Breeze stones are 6 mm thick and are mounted on high-quality aluminum blanks

tuffite stone edge pro bestseller Technical Jasper is a naturallyTuffite sharpening stones are used for finish sharpening knives on Edge Pro sharpener. Tuffite stone is natural abrasive material of high density. Tuffite stones have approximately 6 mm thickness and mounted on high quality aluminum blanks with laser engraving. Tuffite stone is mined in the Baikal region of Russia. Tuffite is a tuff containing predominantly pyroclastic materials. It consists of different sized quartz crystal grains (average 50 micron)