Hydra was launched in the pre-OCB era with the legacy binder in all grits

🔪Blade capacity: 51 mm

Bonded diamonds give the sharpening stone a much longer lifespan

Estimated grit for the stone is 6000-8000 JIS

which allow for the measurement of blades with varying widths

leading edge core upgrade for work sharp ppa back-in-stock Hydra was launched in theLeading Edge Core Upgrade enhances the capabilities of WorkSharp Professional Presicion Adjust knife sharpeners with features of the Leading Edge sharpening platform. Core Upgrade offers a magnetic working table with a three point knife guide and can be extended with Leading Edge attachments. Core Upgrade utilizes a magnetic block 1. 5 x 0. 5 x 0. 25 inch with powerful N52 grade neodymium magnets. Knife Guide allows you to position a knife precisely