CHEF'SChoice ProntoPro Diamond Hone Knife Sharpener Model 4643 Get Your Best Edge Yet, Quick And Easy, with the CHEF'SChoice ProntoPro #4643 Diamond Hone Manual Knife Sharpener: EXTREMELY FAST! Fastest manual sharpener available for Eur/American and Asian style knives. Professional 3-Stage sharpener for super sharp edges on your 15 and 20 degree class knives For sharpening straight edge and serrated knives CHEF'SChoice's CrissCross sharpening technology 100% diamond abrasives in all 3-Stages Precise bevel angle control creates ultra sharp 15 and 20 degree edges Separate sharpening and honing/polishing stages for a razor sharp, arch-shaped edge that is stronger and more durable Soft Touch handle for secure grip Origin: Made in the USA Warranty: In Australia by Fahoo