Straight Side Clamps for Hapstone R2 and Hapstone Rotating Module utilizes flexible flat spring and spacer screw to secure knives of any shape including a full flat grind. Straight Clamps can be combined with Y-Shaped Central Clamp and/or Angled Universal...

The Thickness Compensator is a simple tool for maintaining the chosen sharpening angle while working with sharpening stones of different thicknesses on Hapstone or Edge Pro sharpener. Keeping a collection of single thickness sharpening stones is not recommended as a...

The Convex Guide Rod is a tool for sharpening knives with the convex edge using Hapstone knife sharpener (R1, V7, V6, M2, and K1). The convex angle difference can be set to desired value. The universal stone holder of the...

Scissors Attachment for sharpening scissors and shears. Compatible with Hapstone M2, V7, and V6. 

Hapstone Silicon Mat is a meticulously crafted tool designed to enhance the sharpening process with unmatched comfort and convenience. Measuring approximately 15.7" x 11.8" (400x300 mm), this generously sized working surface effortlessly accommodates glass plates, measuring tools, full-size stones, or...

Hapstone Silicon Mat is a meticulously crafted tool designed to enhance the sharpening process, offering ultimate comfort and convenience. With dimensions of approximately 19.7" x 15.7" (500x400 mm), its spacious working surface easily accommodates glass plates, measuring tools, full-size stones,...