The Beanie Champion Fuller 3/8" is a high-performance forging tool engineered for precision and efficiency on 3/8" (10 mm) stock. Its V-shaped blade delivers superior sinkage with minimal material distortion, making it ideal for clean, controlled fullering. The blade features a triple-arched geometry, allowing it to move naturally and smoothly through curves, branches, and quarters. Forged from H13 steel, known for its exceptional toughness, wear resistance, and ability to withstand high temperatures.