Nucleus Bloom WDT Tool
Nucleus Bloom WDT Tool
Nucleus Bloom WDT Tool
Nucleus Bloom WDT Tool
Nucleus Bloom WDT Tool
Nucleus Bloom WDT Tool
Nucleus Bloom WDT Tool
Nucleus Bloom WDT Tool
Nucleus Bloom WDT Tool
Nucleus Bloom WDT Tool
Nucleus Bloom WDT Tool
Nucleus Bloom WDT Tool
Nucleus Bloom WDT Tool
Nucleus Bloom WDT Tool

Nucleus Bloom WDT Tool

Price
$69.90
Tax included. Shipping calculated at checkout.

Frequently Bought Together

Description

Precision Brew Prep

Nucleus Bloom WDT Tool

The Nucleus Bloom WDT Tool enhances your brew prep with retractable dual-mode needles that break up clumps, lift chaff, and smooth the brew bed. Designed for pour-over and precision filter brewing, it improves clarity and consistency from the very first stir.

With anti-static, low-friction needles, a twist-to-retract body, and a built-in FlowTip, the Bloom helps deliver clean, reproducible extractions each time you prep a dose.

🔄 Retractable Needle Design 🎯 Dual Needle Modes 💧 Built-In FlowTip ⚙️ Up to 15 Needles 📦 Spare Needle Set Included ✅ Tariffs & Duties Included

Why the Nucleus Bloom WDT Tool

Dual Needle ModesSwitch between straight needles for deep redistribution and fan needles for sweeping surface agitation.
Retractable DesignTwist to extend or retract the needles for safer transport, storage, and protection.
FlowTip Indentation ToolCreates a central divot to guide even saturation and help prevent bubbling and channeling during the bloom.
Low-Static NeedlesEngineered to resist static for cleaner handling of fines and chaff.
Adjustable Needle LayoutCustomize the number and position of needles, up to 15 in total, to suit different dose sizes and dripper types.
Compact and ModularDisassembles for maintenance or custom configuration and fits neatly in an apron pocket or kit.

What's Included

  • 1 x Nucleus Bloom WDT Tool
  • 1 x Set of Spare Needles

Specifications

Materials Thermoplastic, Aluminum, Silicone, Alloy
Needle Length (Retracted) 115mm
Needle Length (Extended) 160mm
Protruding Needle Length 45.36mm
FlowTip Length 36.88mm
Width 28.99mm - 30.98mm
Weight 45g

Ideal For

  • Home brewers dialing in pour-over and filter coffee
  • Specialty cafes prepping filter brews before service
  • Pour-over bars wanting a clean, even bloom on every cup
  • Anyone replacing a worn or lost WDT tool in their brew kit

Why Buy From Di Pacci

Di Pacci stocks genuine coffee accessories from trusted brands like Nucleus, backed by responsive support and flexible finance options. Talk to our team about pairing the Bloom with your brew setup.

Contact Our Team

About This Accessory

What is a WDT tool used for?

A WDT (Weiss Distribution Technique) tool is used to stir and break up clumps in a coffee bed before brewing. The Nucleus Bloom's retractable needles redistribute grounds and smooth the bed for pour-over and precision filter brewing.

How many needles does the Nucleus Bloom have?

The needle layout is adjustable, with up to 15 needles, so you can customize the number and position to suit different dose sizes and dripper types.

What does the built-in FlowTip do?

The FlowTip indentation tool creates a central divot in the coffee bed to guide even saturation and help prevent bubbling and channeling during the bloom.

What's included with the Nucleus Bloom WDT Tool?

Each Nucleus Bloom WDT Tool ships with 1 Nucleus Bloom WDT Tool and 1 set of spare needles.

Di Pacci — USA

Frequently Asked Questions

How long is the warranty on a coffee machine?

All Di Pacci products include a warranty on non-consumable parts. New machines carry 12–24 months, and used or pre-owned machines carry 3 months. Our skilled technicians are available for after-sales support throughout your warranty and beyond.

What is the shipping policy?

We ship US-wide via air freight, with a tracking number provided on every order. Shipping is calculated at checkout. If you'd like a delivery estimate before you buy, contact our team on +1 (646) 774-0590 or see our shipping policy.

Do I have to pay tariffs or customs duties?

No. All tariffs and customs duties are included in the price and covered by Di Pacci Coffee Company. There are no extra steps for you and no surprise fees on delivery — the price you see is the price you pay.

Are used machines tested before sale?

Yes. Every pre-owned, ex-demo, and ex-training-room machine is inspected and fully serviced by our qualified technicians before it ships — many go through a detailed multi-point safety check. They're cleaned, tested, and ready to work on arrival, so you get proven performance at a fraction of new-machine cost.

What is your returns policy?

We offer a 14-day return policy — you have 14 days after receiving your item to request a return. The item must be unused, in its original packaging, with proof of purchase, and a 30% restocking fee applies. Contact us first to start a return (items sent back without authorization can't be accepted). Sale items and gift cards are non-returnable. See our full return policy or email support@dipacciusa.com.

Do you provide after-sales support?

Yes. Our skilled technicians provide after-sales support to all customers. If you have a question about setup, servicing, or your machine after purchase, reach out any time at support@dipacciusa.com or +1 (646) 774-0590.

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