Experience Precision. Grind with Purpose.

1Zpresso’s manual grinders—engineered in Taiwan—deliver consistency and tactile control across espresso and filter methods. Perfect at home, at the café, or on the trail.

Why 1Zpresso

Close-up of precise external dial

Engineered for Precision

Micro-step adjustment systems (internal or external) for consistent grind sizes across brew methods.

All-metal construction

Built to Last

Metal bodies, stainless-steel burrs, and stabilized axles stand up to daily use.

Heptagonal/flat burr geometry

Effortless & Efficient

Optimized burr geometry and smooth bearings make grinding fast with less effort.

Featured Grinders

1Zpresso J-Ultra manual grinder
The Espresso Beast

J-Ultra

Best for: Espresso & all-round use.

  • Ultra-fine external steps (~8 μm/click).
  • 48 mm stainless-steel burrs, espresso-oriented geometry.
  • Magnetic catch cup; ~35–40 g capacity.
Explore the J-Ultra
1Zpresso K-Ultra grinder
The Filter Champion

K-Ultra

Best for: Pour-over & all methods.

  • External adjustment ring (≈20 μm/click).
  • 48 mm heptagonal stainless-steel burrs for clarity in filter.
  • Foldable handle; travel case included; ~35–40 g capacity.
Explore the K-Ultra
1Zpresso X-Ultra manual grinder
Balanced All-Rounder

X-Ultra

Best for: Espresso & filter versatility.

  • External adjustment with precise 12.5 μm/click steps.
  • 40 mm heptagonal stainless-steel burrs.
  • Magnetic catch cup; ~25–30 g capacity; carry case included.
Explore the X-Ultra
1Zpresso Q-Series (Q2 S) compact grinder
The Traveler’s Choice

Q-Series (Q2 S / Q-Air)

Best for: Travel, camping, home pour-over.

  • Compact & lightweight; Q2 S fits inside AeroPress.
  • 38 mm stainless-steel heptagonal burrs; dual bearings.
  • Internal adjustment (≈25 μm/click); 15–20 g capacity.
Explore the Q-Series

What People Are Saying

“K-Ultra: external dial, heptagonal burrs, superb clarity for pour-over.”
— Home Coffee Expert

“X-Ultra brings precise 12.5 μm steps and a magnetic catch cup in a travel-friendly build.”
— CoffeeGeek (First Look)

“Q-Air punches way above its size—true travel grinder performance.”
— CoffeeGeek

Compare at a Glance

Feature J-Ultra K-Ultra X-Ultra Q-Series
Best For All-rounder (Espresso-focused) All-rounder (Filter-focused) Balanced all-rounder Filter & Travel
Burr Size 48 mm stainless (espresso-tuned) 48 mm heptagonal stainless 40 mm heptagonal stainless 38 mm stainless (heptagonal)
Adjustment External, ≈8 μm/click External ring, ≈20 μm/click External, 12.5 μm/click Internal, ≈25 μm/click
Capacity ≈35–40 g ≈35–40 g ≈25–30 g ≈15–20 g
Key Feature Max precision for espresso Tool-less external dial Magnetic cup, travel-ready Fits AeroPress; pack-light

About 1Zpresso

Founded by a team of engineers in Taiwan, 1Zpresso builds manual grinders celebrated for precision, portability, and value—used by home brewers and competitors alike.