58mm Stainless Steel Coffee Tamper 30lbs Constant Pressure Double Spring Automatic Rebound Powder Press Hammer Coffee ToolProduct Name: Constant Force Powder HammerMaterial: SUS304. Aluminum alloy, walnut woodSize: 58.5MMWeight: 350GProduct highlight:Constant pressureHorizontal constant forceAdaptive heightFilling pressure promptProduct features:30 pounds of constant pressure, making pressure distribution more uniform and extraction more thoroughPress type automatic rebound design, constant filling pressure, no need for adjustmentFlat placement, vertical filling and compaction, constant level to prevent tiltingScrew base, sturdy and durable, with even filling and compressionRound solid wood handle, comfortable grip, easy to useUsageStep 1: Extract an appropriate amount of coffee powderStep 2: Use a powder distributor to evenly distribute the powder bedStep 3: Use a powder hammer to fill and press the coffee powder evenly and tightly