🧪 COMANDANTE C40 LAB Series – Three Burrs, Three Ways to Explore Coffee

The C40 LAB Series turns something normally hidden inside the grinder into part of the brewing experiment:

the burr itself.

Comandante currently offers three different LAB Series burr geometries:

⚙️ NITRO BLADE®

🔨 HAMMERHEAD®

🦈 TIGERSHARK®

They should not be understood as:

good → better → best.

Instead, each geometry approaches the coffee bean differently and can influence particle distribution, extraction behaviour and ultimately the sensory experience in the cup.

The question becomes less:

“Which Comandante is best?”

and more:

“Which burr character do I want to explore?”

⚙️ NITRO BLADE® – The Original Game Changer

Clarity, Consistency & Proven All-Round Performance

The NITRO BLADE® is the burr geometry that established the modern Comandante C40 as one of the reference hand grinders in specialty coffee.

Bernd Braune originally developed it because he wanted the grind quality and flavour clarity associated with serious professional grinding equipment in a hand grinder compact enough to travel with.

Its distinctive cutting geometry is engineered for:

✨ Refined particle distribution

🌸 High flavour clarity

⚖️ Excellent consistency

💨 Reduced coffee dust and unwanted fines

☕ A broad espresso-to-filter range

🖐️ Comfortable manual grinding

The Nitro Blade uses tiny micro-cutting edges on its characteristic teeth to engage coffee cleanly while maintaining manageable grinding torque.

It is the classic all-round LAB choice.

We would choose NITRO BLADE® for:

✔️ Brewers wanting one proven burr for almost everything

✔️ V60, AeroPress and filter coffee

✔️ Espresso and moka pot

✔️ Cupping and sensory evaluation

✔️ Balanced particle distribution

✔️ Coffee drinkers prioritising clarity and consistency

✔️ Anyone unsure which LAB burr to choose

👃 CoffeeNose interpretation

Think of Nitro Blade as the reference point.

It is the burr we would use when we want to understand the coffee without deliberately pushing the extraction towards a particular character.

Clean.

Precise.

Versatile.

An excellent benchmark against which to compare the more experimental HAMMERHEAD and TIGERSHARK geometries.

🔨 HAMMERHEAD® – Dense, Juicy & Structured

Born from an Exceptional Yellow Pacamara

The story of HAMMERHEAD® started with a very specific coffee.

Comandante founder Bernd Braune was working with a tiny lot of Yellow Pacamara whose unusually large, dense beans could deliver a vibrant combination of florals, juiciness, sweetness and velvety complexity—but only when the grind was exactly right.

That inspired a radically different question:

What if you designed a burr around the characteristics of exceptional large and dense coffee beans?

The resulting HAMMERHEAD® uses a distinctive Hexagonal Block Blade geometry, visually inspired by the shape of a hammerhead shark.

It was initially developed around large Pacamara beans but was subsequently refined to perform across a much wider range of coffees.

Its sensory direction is particularly interesting when you enjoy:

🍓 Defined fruit character

🍯 Structured sweetness

🫧 Dense, juicy mouthfeel

🌸 Aromatic complexity

🍑 Fruit-forward coffees with texture

☕ A fuller presentation without sacrificing definition

We would choose HAMMERHEAD® for:

✔️ Pacamara and other large-bean varieties

✔️ Dense high-altitude coffees

✔️ Juicy washed coffees

✔️ Fruit-forward specialty coffee

✔️ Brewers who enjoy sweetness and texture

✔️ Coffee lovers looking for more body without losing fruit definition

✔️ Experimental comparative brewing

👃 CoffeeNose interpretation

If Nitro Blade is our neutral reference, HAMMERHEAD is the version we would reach for when we want to explore:

fruit + sweetness + structure.

Think juicy rather than simply delicate.

Defined rather than thin.

Sweetness with enough body to make the coffee feel substantial in the mouth.

It could be particularly fascinating with a big Pacamara, Bourbon, Kenyan coffee or expressive high-altitude Central American lot.

🦈 TIGERSHARK® – Cutting Through Dense Light Roasts

The Most Radical LAB Series Geometry

TIGERSHARK® takes the LAB philosophy even further.

It was developed after Comandante experimented with particularly dense, lightly roasted coffee beans whose higher density and reduced brittleness cause them to fracture differently from more developed roasts.

Traditional burrs largely crush and fracture the beans.

TIGERSHARK introduces Comandante’s distinctive:

🦈 Double Shark-Tip Blade Structure

The dual-row cutting geometry is designed to:

🔪 Slice

💥 Fracture

⚙️ Refine

dense material efficiently.

This makes TIGERSHARK especially intriguing for the kind of coffees increasingly found at the extreme end of modern specialty coffee:

🌸 Nordic-style light roasts

⛰️ Very dense high-altitude coffees

💎 Gesha and rare varieties

🍓 Washed Kenyan coffees

🌿 Lightly developed Ethiopian coffees

🧪 Competition and experimental microlots

The concept proved sufficiently robust that Comandante also experimented with semi-elastic grains such as spelt and rye—one reason the burr uses extremely tough, corrosion-resistant Nitro Rex® steel.

We would choose TIGERSHARK® for:

✔️ Very light roasted specialty coffee

✔️ Dense high-altitude beans

✔️ Nordic-style roast profiles

✔️ Gesha and rare microlots

✔️ Coffee geeks interested in burr mechanics

✔️ Travelling and expedition use

✔️ Brewers deliberately exploring how cutting geometry changes extraction

👃 CoffeeNose interpretation

TIGERSHARK is the most obviously experimental of the three.

This is the burr we would choose when the coffee itself presents a mechanical challenge:

hard, dense, lightly roasted and reluctant to fracture.

Rather than simply forcing those beans through a conventional geometry, TIGERSHARK changes the way they are attacked.

For us, that makes it particularly interesting with coffees where clarity, aromatics and delicate origin character justify the extra experimentation.

🆚 C40 LAB Series Comparison

Important

These are not rigid flavour guarantees.

Burr geometry interacts with the beans and the brew:

🫘 Bean variety

⛰️ Density

🔥 Roast development

⚙️ Grind size

💧 Water composition

🌡️ Temperature

📄 Filter

🌀 Agitation

⚖️ Brew ratio

The table is intended as a useful guide to the design philosophy of each burr, not a promise that one particular flavour will always appear.

🎯 Which C40 LAB Series Should You Choose?

⚙️ Choose NITRO BLADE® if...

You want the safest and most versatile choice.

You brew many different coffees and brewing methods and want exceptional consistency, clarity and an established reference burr.

CoffeeNose shorthand:

✨ CLASSIC · CLEAR · VERSATILE

🔨 Choose HAMMERHEAD® if...

You love coffees that are:

🍓 Juicy

🍯 Sweet

🫧 Textural

🌸 Fruit-forward

⛰️ Dense and expressive

It is particularly interesting if Pacamara and high-altitude Central American or similarly structured coffees regularly appear in your collection.

CoffeeNose shorthand:

🍓 JUICY · SWEET · STRUCTURED

🦈 Choose TIGERSHARK® if...

You regularly buy:

🌸 Very light roasts

💎 Gesha

🍓 Dense Kenyan coffees

🌿 High-altitude Ethiopian lots

🔥 Nordic-style specialty coffee

🧪 Competition-level microlots

and you genuinely enjoy experimenting with extraction.

CoffeeNose shorthand:

🦈 DENSE · LIGHT · EXPERIMENTAL

👃 CoffeeNose Experiment – Same Coffee, Three Burrs

If we had all three grinders on the Amsterdam Coffee Lab table, this is exactly how we would compare them.

Take one exceptional coffee.

Keep constant:

⚖️ Dose

💧 Water

🌡️ Temperature

📄 Filter paper

🌀 Pour structure

⏱️ Brewing method

Then individually dial in:

⚙️ NITRO BLADE®

🔨 HAMMERHEAD®

🦈 TIGERSHARK®

Do not force all three grinders to use the same click number.

Instead, optimise each grinder until the coffee extracts properly.

Then taste blind.

Compare:

🌸 Aromatic intensity

🍋 Acidity

🍯 Sweetness

🍓 Fruit definition

✨ Clarity

🫧 Body

👅 Texture

⏳ Length of finish

That is where the LAB Series concept becomes genuinely valuable.

It changes the conversation from:

“Which burr has the best specifications?”

to:

“Which expression of this coffee do I enjoy most?”

And that is exactly the kind of question we like asking at Amsterdam Coffee Lab.

🫘 WB.coffee Coffees to Explore with Each Burr

⚙️ NITRO BLADE®

A fantastic reference grinder for almost everything:

🌸 Ethiopia Guji Majesty – Washed

🍓 FJ – Fruity & Juicy

🌺 FF – Fruity & Floral

🌍 Changing WB.coffee single origins

Use Nitro Blade when you want a balanced reference expression before changing other variables.

🔨 HAMMERHEAD®

We would particularly like to experiment with:

🍊 Fernando Díaz – Guatemala Orange Bourbon – Washed

🍓 Kenya Currant Crush – Kirinyaga – Double Washed

🍍 Pineapple Express – El Salvador Bourbon – Anaerobic Natural

🌍 Big-bean Pacamara and similar limited editions when available

Look for coffees combining fruit intensity, sweetness and substantial texture.

🦈 TIGERSHARK®

This is where we would bring out some of the exciting stuff:

💎 Guatemala Geisha – Finca Inferno – Washed

🍓 Kenya Currant Crush – Kirinyaga – Double Washed

🌸 Ethiopia Guji Majesty – Landrace – Washed

🌿 Light-roasted limited editions

🧪 Rare high-density competition coffees

The denser and more unusual the coffee, the more interesting the experiment becomes.

❤️ Why We Like the Complete LAB Series at WB.coffee

The real brilliance of the LAB Series is not that Comandante claims to have discovered one ultimate burr.

It is almost the opposite.

Comandante acknowledges that taste is subjective.

Different people want different things from coffee.

One brewer searches for maximum clarity.

Another wants sweetness and juicy texture.

Another deliberately buys extremely light-roasted, high-density coffee and wants to discover how changing the cutting geometry changes the extraction.

The three LAB burrs give us three fascinating perspectives:

⚙️ NITRO BLADE® — the benchmark

🔨 HAMMERHEAD® — the fruit-and-structure explorer

🦈 TIGERSHARK® — the dense-light-roast experiment

For a normal coffee drinker, this level of detail may be completely unnecessary.

For us?

This is exactly where coffee gets interesting.

Same bean.

Same water.

Same brewer.

Different burr.

Different cup. 

Taste it. Compare it. Decide for yourself. 👃

Beware that we don't have all Comandante models and colors in stock for Click & Collect or direct shipping. It can take 4-10 days.

Shop Comandante

You can find Comandante in many (online) stores. So why choose WB.coffee? 

• WB.coffee has a physical store in Weesp (Amsterdam) 
• Spare parts and accesories available
• Try before you buy
• Deep knowledge and understanding of the Comandante grinders 
• Advice, maintenance, troubleshooting with spare parts support
• Full support with repairs & guarantee requests
• Best Price Guarantee

Be cautious of counterfeit items, pilfered goods, and various online scams. Even well-known platforms you trust can be susceptible to these issues because of ambiguous sellers.

There's no need to search high and low or incur shipping costs from distant suppliers, as we also provide our Best Price Guarantee on all Comandante products.

Shop Comandante

Visit our warehouse in Weesp (Amsterdam) to try a Comandante grinder before buying them. At Amsterdam Coffee Lab (our sister company) you can try the equipment machine of your choice. 

Join us at The Playground @ACL to try out VST baskets and the #extractmorewiththecoffeenose espresso routine

To guarantee we have enough time for you and have the machines you're interested in ready for testing and tasting, this personalized shopping assistance service operates by appointment only.

Make an oppointment

Don't compromise on flavor or equipment longevity—regularly use a professional grinder cleaner to keep your burrs in pristine condition and enjoy the best espresso possible.

​Grinder maintenance and cleaning is often overlooked. With Comandante it's easy. The grinder can be easily detached. WB.coffee offers all spare parts and original upgrade parts (another reason to choose WB.coffee over big commerce). 

Keep your Comandante in prestine condition with Brush #4, Brush #5, cotton cloth burr care fluid and wood care balm and a bellow blower.  

Whilst you are at it check out this amazing brush, shot glass and dosing cup from Rhino Coffee Gear. Oh, almost forgot...a good food grade lubricant increases the lifespan of your o-rings and protects ball bearing and spacers.

​

more tips from the CoffeeNose👃

Burr Care Fluid for Nitro Blade C40 grinders. Apply a small amount of fluid to the cloth and rub onto the steel surface. Use the brush to clean the steel surface and remove oxidative residue. Wipe away any excess woth the cotton cloth. 

Included in the set: 

• 1 Glass bottle with 30ml Burr Care Fluid 
• 1 Soft Cotton cloth (natural cotton, black) 
• 1 Brush "Burstle #5" ( natural wood, stainless steel bristles) 

Designed with quality materials, Comandante creates and imagines its products for lovers of specialty coffees.

Shop Comandante

WB.coffee blends are roasted fresh on order. We roast with 100% renewable energy ☀ and 0% gas. 

☕ Our Signature Blends

• FC – Fruity & Chocolaty - smooth, juicy, comforting
• FF - Fruity & Floral - elegant & aromatic ​
• FJ – Fruity & Juicy - vibrant and sweet, a filter favorite
• The Chocolatier’s Brew – Chocolate & Praline (Brazil)
• VC - Vanilla & Caramel - creamy, sweet, irresistibly smooth
•  CN - Chocolaty & Nutty (HoReCa besteseller)

🌿 Chemical-Free Decaffeinated Coffees

• AFD – Apple & Fudge Decaf - bright, cozy
• CDD – Caramel & Spices Decaf - warm, sweet

🌍 Single Origins — Limited Editions

New lots arrive throughout the year.

• Ethiopia Guji Honey & Pineapple Express – fruity & complex
• Ethiopia Natural Dimtu & Guatemala Inferno Geisha – classic profiles

Get in touch for what’s currently on the cupping table and receive personal flavour recommendations based on your taste.

🎯 Taste Before You Choose

Try four coffees at once with our Coffee Tasting Set — available in:

• Filter or Espresso
• 4 blends or 4 single origin limited editions

Prefer to experience them first?

Explore our full tasting menu @ Amsterdam Coffee Lab in Weesp, where you can try any blend (or all of them 🏃)

Order coffee

Coffee Omakase – The Ultimate Coffee Tasting Experience ☕

For the curious, the connoisseurs, and everyone who knows coffee can be more.

Have you ever walked out of a café disappointed — knowing your cup could have been so much better?

Then this experience is for you.

The Coffee Omakase @ Amsterdam Coffee Lab is a guided, multi-course coffee tasting designed for specialty coffee enthusiasts, flavor explorers, and curious coffee lovers alike.

Each session is unique, interactive, and bursting with discovery — like a live culinary performance, but for coffee.

What to Expect

During this exclusive sensory journey, you’ll:

☕ Taste a curated lineup of exceptional coffees — washed, natural, and experimental processing methods (think anaerobic, co-ferment, honey, and even wild fermentation projects).

🌸 Experience rare varietals — including legendary coffees like Geisha, and other micro-lot gems from around the world.

🔬 Explore multiple brew styles — from delicate filter brews and bold espressi to the mesmerizing syphon method.

🥄 Try your hand at cupping — slurp and taste coffee like a professional taster, discovering aromas and acidity in new ways.

🍹 Enjoy surprising coffee mocktails — creative and refreshing, crafted from the same beans you’ll taste in the lineup.

👃 Engage your senses fully — experience how the aroma, cup shape, color, and even the sound of pouring influence your flavor perception.

A Guided Journey by the CoffeeNose 👃

Led by Wouter Brunia, also known as the CoffeeNose 👃, this tasting is a deep dive into coffee flavor and sensory science.

Like a sommelier presenting fine wines, Wouter will:

• Brew each coffee live with expert precision
• Share the stories of each bean — from farm to fermentation
• Explain flavor notes, processing methods, and varietal differences
• Help you understand why your favorite coffee tastes the way it does

It’s fun for your brain, taste buds, and nose — and you’ll leave with a new appreciation for what’s in your cup.

Each Omakase is Unique

No two tastings are ever the same.

Our coffees rotate constantly and often include exclusive lots — such as Geisha, co-fermented experiments, and rare micro-lots you won’t find in cafés.

Every visit promises something unexpected, thought-provoking, and delicious.

Who It’s For

• Specialty coffee geeks craving depth and discovery
• Curious coffee lovers ready to learn (and taste!) something new
• Couples and friends looking for a unique sensory experience
• Anyone who wants to fall in love with coffee all over again

Details

📍 Location: Amsterdam Coffee Lab, Weesp

🕒 Duration: ±1.5–2 hours

👥 Group Size: Small & intimate for personal attention

🎟️ Booking: More info & reservations ⬇

Why Join?

Because coffee can be so much more than just caffeine — it’s chemistry, art, and emotion in a cup.

Join the Coffee Omakase Experience and taste what happens when curiosity meets craftsmanship.

Do you crave the excitement of discovering exquisite coffee flavors and captivating aromas? Don’t miss out on our exclusive Coffee Tasting Experience @ Amsterdam Coffee Lab, where you’ll not only indulge your senses but also gain valuable insights into the world of coffee. Join us for an unforgettable journey!

Join us for a fun and informative sensory experience revolving around coffee. During this experience you will: 

• Taste washed, natural and alternative processed coffee beans 
• Explore various varietals of Arabica coffee including the famous Gesha
• Discover different coffee brewing methods outside of standard espresso
  
• Savor surprising coffee mocktails 
• Try cupping coffee: sample your coffee by slurping it from a spoon, just like an expert coffee taster would
  
• Experience how sensory elements such as aroma, size, shape, and color of the coffee cup affect flavor perception.
  

Similar to how a knowledgeable wine sommelier educates you about the wine and presents it at the perfect temperature in the right glass, our master barista and flavor expert will expertly brew your coffee while enlightening you about the entire process, the origin of the beans, varietals, the flavor notes, and much more.  Envision it as a live cooking demonstration, but dedicated entirely to the craft of coffee brewing.

Fun for your brain, taste buds and nose!

More info & booking ⬇

More info & booking

At WB.coffee, we specialize in premium coffee tools, which is why we have been proud to sell Comandante grinders and accessories for many years. There are two primary reasons that make Comandante one of our favorite brands:

1. Produced in Germany (EU)
2. Repairable with readily available spare parts
   

Investing in a Comandante grinder is a sustainable option. At WB.coffee, we are here to assist you with any repair needs. We have a comprehensive selection of spare parts available. If you can't find a specific part or color in our store, just let us know. We can probably arrange to order it for you.

There's no need to search high and low or incur shipping costs from distant suppliers, as we also provide our Best Price Guarantee on all Comandante products.

Shop Comandante