Hapstone PlaneShift Series includes components of Hapstone RS (such as stone holders or clamp system) adopted for other sharpening systems: PPA, WSPA, KME, Wicked Edge.Universal Stone Holder for Work Sharp Professional Precision Adjust is equipped with a digital angle gauge...

Leading Edge Universal Upgrade enhances the capabilities of TSProf K03 and Kadet knife sharpeners with features of the Leading Edge sharpening platform. Universal Upgrade includes: Leading Edge Core with magnetic working table (one magnet block) and three-point knife guide Long...

Scissors Module for sharpening scissors and shears on Hapstone modular sharpeners.

Spring-Assisted Stopper Ring to limit the movement of the horizontal shaft in the pivot unit. The stopper is suitable for 6-mm guide rods and compatible with all Hapstone knife sharpeners, TSProf Blitz and Kadet.

V-Block Clamp Support eliminates flexing of V-Block Clamp and may significantly improve the sharpening quality.When flipping the blade, keep the support in place by hand.

Large plastic handle knob for TSProf K03. Fits all K03 guide rods. LE Series handles are made of PLA thermoplastic. Color variations are available.

The Single Clamp is a symmetric swivel clamp for double-sided sharpening without reinstalling the knife. The design of the clamp allows rigidly and symmetrically clamp knives with blades of complex geometry. It well fits hunting knives and folding knives with...

Designed for mounting the standard K03 and Kadet clamps on the turning frame. Positioning the clamps with the adapter on the edges of the frame allows an increase effective length of the frame by 4 cm. This extends the clamping...

Leading Edge Core Upgrade enhances capabilities of Work Sharp Precision Adjust knife sharpener with features of Leading Edge sharpening platform. Core Upgrade offers magnetic working table with three-point knife guide and can be extended with Leading Edge attachments. Core Upgrade...

2nd Generation of LE Series stone holders is unbreakable.Work Sharp Precision Adjust is a fantastic sharpener. However, it's limited by stock sharpening stones mounted on the proprietary holder. 4" Stone Holder for Work Sharp Precision Adjust overcomes the limitation. As of...

4mm Spring-Assisted Stopper Ring to limit the movement of the horizontal shaft in the pivot unit of KME knife sharpeners.  The stopper is suitable for 4mm guide rods and compatible with KME 4mm Universal Stone Holder.

Clamps designed for sharpening fillet-knives, multi-tools, Scandinavian type knives.Mathematically verified radial-convex shape of the outer surface allows you to set the sharpening angle of only 7.2° per side. Heavy-duty material, aviation aluminum, and new processing technologies have allowed achieving a...

Leading Edge Core Upgrade enhances the capabilities of TSProf K03, TSProf Kadet, and Toohr 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...

Small Side Clamps for Hapstone R2 and Hapstone Rotating Module utilize CNC milled superelastic duralumin alloy jaws. Small clamps can be combined with other small clamps.The kit includes 2 clamps. Small Side Clamps are part of Hapstone R2 Lite kit. 

Work Sharp Precision Adjust is a fantastic sharpener. However, it's limited by stock sharpening stones mounted on the proprietary holder.Premium 4" Stone Holder for Work Sharp Precision Adjust overcomes the limitation. As of today, you may use any 4" sharpening stones...

Vertical Support + Scissors Clamp - a dual-purpose attachment for Leading Edge platform (Leading Edge Sharpening System or Leading Edge Core Upgrade). The attachment can be used for knives that don't stand still and for scissors.

Owners of Wicked Edge sharpeners were always limited by proprietary form-factor sharpening hones. Hapstone Universal Stone Holder for Wicked Edge overcomes this limitation. Now you may use thousands of existing 6" and 4" sharpening stones and reduce the cost of ownership.Hapstone PlaneShift...

Extendable Table Module for Hapstone modular sharpeners is useful for sharpening long and short knives that are difficult to clamp. The central part features the three-point guide similar to Hapstone V7 knife sharpener. Side supports can be set in the desired...

TSProf K03 Pro Convex Attachment is mounted on the abrasive holder and provides a uniform angle change across the entire width of the secondary bevels, producing a radius shape of the lens as a result of the work. Suitable for...