Leading Edge Core is a major step towards true "cross-platform" sharpening systems designed by Burt Joubert, creator of GearConnect. Customers can create hybrids where two sharpening systems are fused together. Work Sharp Precision Adjust becomes the first habitat for Leading Edge Core Upgrade, a key element of symbiosis. Leading Edge Core Upgrade accepts attachments designed for Leading Edge Sharpening System such as vertical knife support, scissors clamp, long blade attachment, etc.

We recommend using 4" stones on Precision Adjust sharpening system which was designed for 4" Tri-Abrasive. 4" Stone Holder is required to work with 4" stones on Precision Adjust sharpening systems.

Stone Holder is required to work with 6" stones. Full stone utilization only with KakBritva clamps and Leading Edge Core Upgrade.