C40 Mk4 Nitro Blade Series
The iconic hand grinder with the revolutionary Nitro Blade® burr set, now even better.
Featuring smart materials, improved burr suspension, and an ultra-durable polymer-glass bean jar, the Mk4 offers smoother workflow and is perfect for home and travel.
Includes two 40g bean jars (glass and polymer-glass), both food-safe and easy to clean.
Made in Germany.
Why Comandante Stand Out
Product Detail
The Comandante® C40 Mk4 features a finely adjustable grind setting system, allowing for precise control even within a single brew method. The click-based adjustment mechanism ensures stability during grinding and enables repeatable results for any brewing style. This level of performance makes the Nitro Blade® the top choice for coffee enthusiasts worldwide—from home baristas to world champions.
Comandante® products are aluminum-free and crafted only from durable, food-safe materials like stainless steel, wood, glass, and high-quality polymers.
Advanced polymers are used in selected components of the C40 Mk4 to enhance strength, stability, and reduce weight. These materials are BPA-free and extensively tested for food safety.
True to their love for natural materials, Comandante® fits each C40 Mk4 with a handcrafted oak wood knob, produced in the Black Forest. Solid, beautifully grained, and ergonomically shaped, it offers a comfortable and efficient grinding experience.
Made in Germany.
Scope of Delivery
C40 Mk4 NITRO BLADE | 1 |
Crank with black lacquered oak wood knob* |
1 |
Transparent polymer-glass bean jar | 1 |
Dark glass bean jar with lid | 1 |
Comandante wristband, black, size small | 1 |
*Due to the use of natural materials, each grinder may vary slightly from the images shown.
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CONTACT US
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Core Advantages of NITRO BLADE
The NITRO BLADE is the world’s first heptagonal conical burr, designed for specialty coffee. Its unique shape and material deliver superior grind performance and clear, refined flavor — setting it apart from traditional burrs.

- Precision Engineering
- Precise Adjustment
- Sustainable Design
- Continuous Innovation