Ergonomic handle Designed for comfort and grip, this handle allows you to maneuver easily, making your sharpening tasks more efficient and reducing fatigue on your hands. Dual grit options 400 grit on one side for rough shaping and 1000 grit on the other for finishing touches, making it suitable for a range of cutting tools. Diamond coated The diamond coating provides durable performance and extended longevity, enabling effective sharpening of blades, chisels, scissors, and planers without wear. Efficient sharpening process Outperforms traditional waterstones, delivering a faster sharpening experience while minimizing the risk of edge damage. Use scenarios Kitchen knives and carving blades: use the 400 grit side to reshape the edge, then finish with the 1000 grit side for a sharp, smooth cut. Woodworking chisels and plane blades: quickly restore and hone edges for precise paring and planing results. Scissors, shears, and garden tools: refresh and maintain clean, accurate edges for everyday cutting tasks.