Smooth single unit extraction with magnetic wdt tool ✔️ Fits 51mm portafilters precise magnetic rotation head This automatic rotation wdt distributor loosens compacted coffee grounds inside your group head for steady water flow. It mounts cleanly to grinders or counters to stop channeling during daily home pulls. ✅ 51mm bore matches standard commercial filter baskets ✅ Internal motor spins needles to flatten clumped zones ✅ Strong magnet secures placement without slipping ✅ Handles fine espresso to medium drip grind settings 💡 What mechanical advantage do automated distribution needles bring to consistent coffee extraction? Dispersing packed grounds evenly before compression locks in uniform density so your daily routine stays handy. This gear eliminates guesswork across various bean origins. - Levels compaction variance across flat and curved chambers - Stops direct water leakage that ruins sweetness and body - Shortens dialing in time while protecting fresh roast oils - Builds tight puck structure that highlights clean acidity ✝️