Nucleus Coffee | Bloom
Product details
| Management number | 253409291 | Release Date | 2026/10/24 | List Price | CA$26.00 | Model Number | 253409291 | ||
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Inconsistent extractions? Uneven saturation? Choked brews?
The Bloom was designed to fix them all.
This next-generation brew bed preparation tool gives brewers total control over the coffee bed before the first drop of water hits.
In seconds, Bloom breaks up clumps, removes hidden air pockets, reduces static, lifts chaff, and shapes a perfectly even surface.
Faster saturation, smoother flow, and more consistent cups, every time. Whether you brew in a café, at home, or on a competition stage, Bloom delivers clarity, control, and confidence in every brew.
Bloom features an innovative retractable design powered by a precision inner helix mechanism for smooth, controlled movement.
This also allows for quick switching between straight and fan needle modes, and allows the needles to be protected during transport and when not in use.
The dual function of straight needles and fan needles offer different functionality than other needling tools.
The straight needle setting breaks up clumps, redistributes density and removes air pockets, and the long length allows the needles to reach deep into the coffee bed.
The fan needle setting provides to option to sweep the top layer of the coffee bed and lift chaff and light particles to the surface, reducing ‘choking’ of the brew bed and creating more consistency.
Bloom’s specialised needles resist bending and glide smoothly through the grounds, naturally attracting fines and chaff for cleaner brews. By rapidly reducing static after grinding, Bloom lifts chaff, redistributes fines, and releases hidden air pockets — enhancing aroma clarity, flavour expression, and cup texture.
The material of the Bloom needles are made of a specially compounded material.
Much stronger than steel, this provides a much smoother movement through ground coffee than other materials, and reduces static in the coffee by up to 20% more than other materials.
The Bloom features the FlowTip, a specially crafted tip for creating an indentation in your coffee bed after needling.
A unique feature of the Bloom, it provides a faster and more even saturation, and reduces bubbling and channeling between brews.
A must have for proper puck prep and that fantastic espresso.
Bloom is Nucleus Coffee Tools’ latest precision instrument, engineered to bring control and repeatability to the most critical stage of brewing: the bloom. Designed for brewers who value clarity, consistency, and data-driven refinement, Bloom enables even saturation and controlled degassing across a wide range of manual brewing methods.
Machined with Nucleus’ signature attention to detail, Bloom integrates seamlessly into modern brew workflows, helping stabilize extraction from the first pour. By promoting uniform water distribution and predictable flow, it supports sweeter cups, improved balance, and greater transparency in flavour—batch after batch.
Whether used in a professional café environment or a meticulous home setup, Bloom reflects Nucleus Coffee Tools’ commitment to purposeful design, scientific rigor, and elevating everyday brewing through better tools.
Add a few extra needles, just in case.
Proud to be able to offer this incredible little tool here in Canada.
Check out their website for more info.
- Weight 39 grams
- Dimensions 120mm X 28mm
- Body Thermoplastic / Silicone
- Needles Stainless Steel Needles / Titanium Nitride Coated
Bestseller ranking
WDT Tool
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