The BH Tools AutoComb is a professional-grade automatic WDT distribution tool from Barista Hustle, engineered for home baristas and café professionals who demand consistent, channel-free espresso puck prep every single shot. Key Features 12-needle rotating array: Precision-positioned needles mechanically fluidise coffee grounds in under 5 seconds, eliminating clumps and dry pockets that cause espresso channelling. Hand-powered mechanical action: No batteries or charging required — a single smooth rotation delivers repeatable WDT distribution with zero technique variability. Fluffy, uniform puck bed: Transforms compacted, unevenly dosed grounds into a light, homogeneous bed that accepts tamping pressure evenly for cleaner extraction. Espresso channelling prevention: By breaking up clumps before tamping, the AutoComb dramatically reduces the risk of high-pressure water finding weak paths through the puck. Built for speed and durability: Engineered for the demands of busy café workflows and daily home use, with robust construction designed to outlast plastic alternatives. Adjustable needle depth: Compatible with a range of portafilter basket sizes, allowing baristas to dial in the exact needle engagement for their setup. Designed by Barista Hustle: Created by the team behind the world's most trusted coffee education platform, combining scientific rigour with practical workflow design. Product Specifications Brand: Barista Hustle (BH Tools) Model: AutoComb — Automatic Espresso Distribution Tool Needle Count: 12 precision-positioned needles Operation: Hand-powered rotary mechanism — no batteries required Distribution Time: Under 5 seconds per dose Adjustability: Adjustable needle depth for multiple basket sizes Compatibility: Standard 58mm portafilter baskets; compatible with most espresso machines Construction: Premium materials engineered for long-term daily use Price: $295.00 USD Who Is This For? Perfect for home espresso enthusiasts who have already invested in a quality grinder and machine and want to eliminate the last variable standing between them and café-quality shots. Ideal for specialty coffee professionals and café baristas who need a fast, repeatable puck prep solution that holds up across hundreds of shots per day. Designed for baristas frustrated with manual WDT tools — needle holders, toothpicks, or DIY rigs — who want a purpose-built, engineered alternative that removes human inconsistency entirely. Also perfect for espresso dialling-in sessions where shot-to-shot repeatability is essential to accurately isolating grind, dose, and extraction variables. Why Choose the BH Tools AutoComb? Most WDT tools rely on manual stirring technique, meaning your results are only as consistent as your hand. The AutoComb's mechanical rotation standardises every single distribution pass, making it the only automatic espresso distribution tool that truly removes the human variable from puck prep. Built by Barista Hustle — the team that has trained millions of baristas worldwide through evidence-based coffee science — every design decision in the AutoComb is grounded in extraction physics, not marketing. At $295, it is a professional investment that pays for itself in eliminated waste, dialled-in recipes, and better espresso every day. Frequently Asked Questions What is a WDT tool and why do I need one for espresso? A WDT (Weiss Distribution Technique) tool uses fine needles to break up clumps in ground coffee before tamping. Clumps create uneven density in the puck, which causes channelling — where pressurised water finds the path of least resistance, resulting in under-extracted, sour, or uneven shots. The AutoComb automates this process mechanically for consistent results every time. How is the AutoComb different from a manual WDT tool? Manual WDT tools require a consistent stirring technique that varies between users and even between shots. The AutoComb uses a hand-powered rotating mechanism to standardise every distribution pass