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👨🏻 June 19-23 — Father's Day. Up to $230 Off + Free Sharpening Course
👨🏻 June 19-23 — Father's Day. Up to $230 Off + Free Sharpening Course

K4

TSPROF K4

• A next step in sharpening culture — now anodized and housed in a protective case.

• Matte black anodizing. IP67-rated case. Accuracy up to 0.01°

NEW - 2026

Matte Black Anodizing
New 2026
• The K4 stand and core components are now made from aircraft-grade aluminum with a matte black anodized finish.
• The anodized layer protects the metal from corrosion and minor damage, resists environmental exposure, and retains its color for years. The matte surface feels solid in hand and preserves the tool’s appearance throughout its service life.
Impact-resistant carrying case
New 2026
• All K4 units come in a protective TSPROF case with custom EVA inserts for each component.
• High-strength polyurethane body, secure latches, a rubber seal, and a pressure release valve under the handle.
Upgraded knife turning mechanism

Upgraded knife turning mechanism

The K4 is equipped with an upgraded knife flipping mechanism with adjustable tension. The mechanism can withstand 30 N before a deviation of 0.1° occurs. The full tension ensures protection against accidental activation of the turning mechanism during heavy-duty grinding and reprofiling operations.

Multi-level rack-and-pinion height adjuster

Multi-level rack-and-pinion height adjuster

The K4 high-precision angle-adjustment mechanism allows easy and fast setting of the sharpening angle. All moving parts can be locked with just one hand. Three-level adjustment system prvoides maximum flexibility.

You are in control of the sharpening process

Micro-adjustment of the sharpening angle

Micro-adjustment of the sharpening angle

Each click of the micro-adjustment ring adjusts the angle by 0.01°, delivering ultimate precision for deburring and working with the finest abrasives.

Axicube Shift

Axicube Shift

The new Axicube Shift model can be detached from the abrasive stopper and provides quick and convenient mounting of the angle finder, ensuring precise angle measurement.

TSPROF Quick clamps

TSPROF Quick clamps

These quick-release clamps provide strong clamping for knives between 1 and 7 mm thick, ensuring uniform jaw closure. Included as standard K4 clamps.

TSPROF K4 takes your sharpening to the next level

Abrasive thickness compensator

Abrasive thickness compensator

Changing stones is now easier than ever. The compensator allows you to quickly adjust the sharpening angle without damaging the contact surfaces thanks to the spring-assisted ball.

Removable clamping arm

Removable clamping arm

The new arm design allows you to remove it from the body for edge monitoring without changing the sharpening angle

Guided by the wisdom of true experts, the K4 reaches new heights of precision

Mobile sharpening station

The protective case for the TSPROF K4 ensures maximum protection for your sharpening system during transport and storage.
IP67 Protection

IP67 Protection

Pressure valve

Pressure valve

EVA Insert

EVA Insert

High-strength Polyurethan

High-strength Polyurethan

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K4 Standard 2026
K4 Maximum 2026
K4 2026 (anodized)
Quick clamps
Axicube Shift Angle Finder
T4814 Case
Abrasives
Standard diamond stones
Premium TSPROF Alpha
Convex attachment
L-attachment
Fillet clamps (whole-milled)
Kadet fillet clamps
Single clamp
Abrasive storage case (7 slots)
Set of screwdrivers
Base
All-in-one

TSPROF K4 Maximum

TSPROF K4 Maximum 2026 is the most complete kit. Built for those who need a full range of tools for different knife types and sharpening scenarios.

• All-in-one kit
• Alpha diamond abrasives included
• Comes inside a T4814 hard plastic case
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TSPROF K4 Standard

TSPROF K4 Standard 2026. The best solution for those who want to build their own setup: the most advanced sharpener and a sturdy case.

• Base kit
• Diamond coated abrasives included
• Comes inside a T4814 hard plastic case
Free Shipping
SHOP

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