Comandante Lab Series C40 MK4 Hammerhead Blade Burr Coffee Grinder
Comandante Lab Series C40 MK4 Hammerhead Blade Burr Coffee Grinder top view
Comandante Lab Series C40 MK4 Hammerhead Blade Burr Coffee Grinder central top view
Comandante Lab Series C40 MK4 Hammerhead Blade Burr Coffee Grinder component parts
Comandante Lab Series C40 MK4 Hammerhead Blade Burr Coffee Grinder angled side view
Comandante Lab Series C40 MK4 Hammerhead Blade Burr Coffee Grinder underside view

Comandante Lab Series C40 MK4 Hammerhead Blade Burr Coffee Grinder

39mm conical steel burrsEspresso to French press40g capacity2-year warranty
Regular price£265.00
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  • Free UK delivery over £100 — every order fully tracked.

  • In stock, ready to ship
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  • Free UK delivery on orders over £100 — every order fully tracked.
  • Dispatched quickly and carefully packaged to arrive in perfect condition.
  • 30-day hassle-free returns — if you're not happy, we'll put it right.
  • Warranty and support on everything we sell.
  • Ordering equipment alongside coffee? Your items may be dispatched separately.

Need a hand choosing the right kit or setting it up? Our UK-based team is happy to help — whether it's picking the right grinder, dialling in your machine, or a question about your order.

Reach us by live chat, email or phone, Monday to Friday. For quick answers to common questions, see the FAQs below.

Specifications

General

Capacity40 g
DimensionsH 158 × Ø 47 mm
Weight640 g
Burr typeConical steel
Burr size39 mm
Grind rangeEspresso to French press
Click adjustmentStepped click adjustment (~30 microns per click)
Warranty24 months
Dishwasher safeNo

In the box

  • Grinder
  • Glass jar with lid
  • Clip-lock plastic jar with lid
  • Instructions

About Comandante

Comandante

Comandante is a small German engineering company that set out to answer one question: how good can a hand grinder be? Founder Bernd Braune spent years refining conical burr geometry at the company's Bavarian burr lab, and the result — the C40 — has become the reference point for manual grinding. Every grinder is assembled by hand from carefully chosen materials, from the high-nitrogen steel burrs to the beechwood and glass finishes. The philosophy is simple: build a tool once, build it properly, and let it disappear into the ritual of making better coffee.

More about Comandante

Complete your kit

Comandante Lab Series C40 MK4 Hammerhead Blade Burr Coffee Grinder

Begin with the Burr

Burrs are usually treated like commodity items – functional and standardised. They’re tucked away inside the grinder, rarely celebrated, seldom questioned. But what if the burr geometry held the key to unlocking hidden taste potential, something roast curves or brew methods can’t fully reveal?

For over a decade, Comandante® founder Bernd Braune has been working on innovative concepts for conical burr sets. At our Bavarian Burr Lab, our engineers have been pushing the boundaries of machining technology and developing pioneering tooling to achieve them.

Lab Series gives you more freedom to experiment and explore flavour possibilities. Global brewing styles and taste preferences are subjective and, like coffee itself, wonderfully diverse. Embrace this diversity, confidently explore what tastes best to you, and enjoy not just the result, but also the journey getting there.

Hammerhead: a burr forged with a distinctive Hexagonal Block Blade geometry, inspired by the iconic shape of the hammerhead shark.

It’s engineered to handle the size and density of larger beans like Pacamara with remarkable precision, elevating their full-bodied sweetness and fruit-forward complexity.

This funky-looking thing is a versatile, high-performance burr that delivers outstanding grind quality – whether you’re brewing a chunky Pacamara, a petite heirloom, or anything in between. It embodies the precision and performance that define Comandante®.

Engineered for a Lifetime

Every Comandante® C40 grinder is meticulously crafted by our expert team and built to last, using carefully selected materials. Its iconic shape has become synonymous with quality and world-class grind performance – a timeless, clean design created in the name of flavour clarity.

Testimonials

★★★★★

Always amazing service. Great price and delivered quickly.

Richard L
Epsom, UK
★★★★★

Great communications on the phone, quick dispatch, best price.

Howard Y
Shrewsbury, UK
★★★★★

Good quality product and delivered quickly (considering we're in the middle of postal strikes) 👌

Elaine H
Swansea, UK
★★★★★

Seller is an absolute star! Requested for my purchase to be delivered discreetly because it was a gift. Didn't expect for it to gift wrapped nicely! Thank you very much! Fantastic customer service!

Cathie L
Mansfield, UK