INDEPENDENT GUIDES FOR YOUR COFFEE CORNER
PuckFit.
THE FIT FILES

A clearer next step
for your coffee setup.

Fix a troublesome shot, understand your basket, or check an accessory before buying. Start with the question on your counter.

12 guides

Flash Tamper 2.0 standing on a wooden coffee counter beside espresso equipment
Buying guide

MHW-3BOMBER Flash Tamper 2.0 buying guide

Check the Flash Tamper 2.0's 53.35 mm option, manufacturer-listed Breville/Sage fit, spring mechanism and buying trade-offs.

Updated 2026-11-10 · Read guide →
MHW-3BOMBER Flash Tamper 2.0 with a walnut handle, black body and steel base
Compatibility

Which tamper size fits your Breville or Sage?

Understand 54 mm systems versus a 53.35 mm tamper, check the listed machines and account for replacement baskets before ordering.

Updated 2026-11-10 · Read guide →
Flash Tamper 2.0 lying on its side with its flat metal base facing the camera
Comparison

Flash Tamper 2.0: flat vs ripple base

Compare the flat and ripple base options for the Flash Tamper 2.0, with clear limits on what manufacturer information can establish.

Updated 2026-11-10 · Read guide →
A hand pressing a Flash Tamper 2.0 into a portafilter
Buying checklist

Buying espresso accessories on AliExpress

A practical checklist for the exact variant, destination, delivered price, seller and return terms before buying espresso accessories.

Updated 2026-11-10 · Read guide →
Two Flash Tamper 2.0 units, including a base with concentric grooves facing the camera
Decision guide

Do you need a new espresso tamper?

Work through basket fit, your existing routine and total cost to decide whether a tamper upgrade solves a problem you actually have.

Updated 2026-11-10 · Read guide →
Cross-section of an even coffee bed beside a coffee bed with a low-resistance channel and a sideways jet.
Troubleshooting

Bottomless portafilter spraying? A step-by-step diagnosis

Find out why a bottomless portafilter sprays, distinguish basket jets from rim leaks, and check distribution, grind and fit before buying another tool.

Updated 2026-11-10 · Read guide →
Basket cross-section labels the shower screen, free headspace, optional puck screen and coffee bed. An added screen takes up room.
Troubleshooting

Breville Bambino soggy puck: what to check before changing dose

A wet espresso puck is not a taste test. Check your Bambino basket, recipe and headspace without overdosing or confusing Bambino and Bambino Plus instructions.

Updated 2026-11-10 · Read guide →
Two basket cross-sections compare a horizontal tamper on an even coffee bed with a tilted tamper. Alignment and fit are separate from force.
Puck preparation

How hard should you tamp espresso? Level, firm and repeatable

Understand espresso tamping pressure, why a level bed matters, and when a calibrated or spring tamper is useful without treating 30 lb as a universal recipe.

Updated 2026-11-10 · Read guide →
A tamper with a few grounds on its base contrasts with a lifted chunk of coffee. Cleanliness, clearance and withdrawal are separate checks.
Troubleshooting

Espresso tamper sticking to the puck: residue, fit or lifting?

Diagnose coffee sticking to a tamper, distinguish a light residue from a lifted puck, and check cleaning, basket clearance and withdrawal before replacing the tool.

Updated 2026-11-10 · Read guide →
Basket cross-section labels the shower screen, free headspace, optional puck screen and coffee bed. An added screen takes up room.
Compatibility

Puck screen dose and headspace: why your portafilter feels too tight

Learn how a puck screen changes basket clearance, when to reconsider dose or thickness, and why a universal gram reduction does not fit every espresso setup.

Updated 2026-11-10 · Read guide →
Three steps show needles distributing loose grounds through depth, an even untamped bed, and a level compressed coffee bed.
Puck preparation

WDT before or after tamping? A simple espresso preparation order

Use WDT before tamping, understand distribution through the coffee bed, and compare your routine without confusing a smooth surface with even preparation.

Updated 2026-11-10 · Read guide →
Underside views and cross-sections compare single-wall basket holes with a dual-wall basket's restricted outer outlet.
Compatibility

Pressurized vs non-pressurized espresso baskets: which should you use?

Identify single-wall and dual-wall espresso baskets, choose around your coffee and grinder, and check compatibility before moving to a bottomless portafilter.

Updated 2026-11-10 · Read guide →