One-Press Retractable Design Press the espresso WDT tool to instantly deploy 8 ultra-fine 0.4mm needles; simply flick or invert to retract. Built-in spring provides satisfying "click" feedback for precise control and safe handling Adjustable Angle Of Espresso WDT Tool Needles Rotate counterclockwise to customize needle angle, high-efficiency distributing powder for optimal coffee grounds breakup and even extraction 16 Needles for Long-Lasting Use Includes 8 high-precision stainless steel needles + 8 extra replacements (304 stainless steel, anti-rust). Durable and replaceable for professional-grade distribution Eliminate Clumps, Prevent Channeling 0.4mm ultra-fine needles deeply penetrate coffee grounds, breaking up lumps for uniform water flow and richer, more balanced espresso flavor Storage Stand for Safe Keeping Comes with a sturdy stand for upright storage, preventing needle damage and keeping your workspace tidy—ideal for home and commercial use