The simple solution to learn or improve the perfect sharpening with a sharpening rod.
Fits round sharpening rods between 13.5mm and 14mm and knife blades up to 3 mm thick
Sharp Guide 30° for knives with a cutting angle of 30° (sharpening angle 15°)
For most kitchen knives, the grinding angle is between 15 and 20 degrees. The cutting angle is twice the grinding angle. The Sharp Guide 30 has a grinding angle of 30 and sharpens kitchen knives with a grinding angle of 15°.
To sharpen the other side of your knife, guide the entire length of your knife toward you.
Generally, the harder your knife is, the flatter you could sharpen it. Better is to continue the manufacturer's grinding angle.