1Zpresso K-Max:
Espresso Grind Settings & Guide
The 1Zpresso K-Max is a manual conical burr grinder with 48mm burrs. It features stepped adjustment (~22µm per step) and is designed for both espresso and filter use. With low retention (~0.1g) and a single-dose-friendly design, it's a popular choice from 1Zpresso.
At a glance
1Zpresso K-Max specs
Burr Type
Conical 48mm
Adjustment
Stepped
Step Size
~22µm per step
Retention
Low (~0.1g)
Single Dose Friendly
Yes
Espresso Capable
Yes
Primary Use
Espresso & Filter
Power
Manual (hand-powered)
Espresso starting range
Where to start for espresso
30–70 clicks from zero for espresso
clicks on the external adjustment ring (each click ≈ 22 microns)
Starting point only — adjust based on your beans, roast level, dose, and target yield.
Quirks & tips
External adjustment ring (no need to remove handle to adjust)
Wider grind range — espresso to French press
Detailed notes
~22 microns per click with external ring adjustment. Wide range — espresso through coarse filter. Low retention. Coarser steps than JX Pro — less precise for espresso dialing but covers a broader range.
Dialing in with the 1Zpresso K-Max? Grindset speaks your grinder's language.
Tell Grindset which grinder you use and it gives you adjustment advice in 1Zpresso-specific terms — exact steps, not generic "grind finer" advice.
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Manufacturer
1Zpresso
Burrs
Conical 48mm
Adjustment
Stepped
Retention
Low (~0.1g)
Primary Use
Espresso & Filter