Professional-Grade Ryukyu Karate Trigeminal Iron Ruler Pen
Crafted with precision in Japan using high-carbon steel for durability and balance, this iron ruler pen features a trigeminal design inspired by traditional Okinawan karate weapons. The matte anti-slip grip ensures control during writing or martial arts training. Perfect for calligraphy, tactical training, or as a unique collector’s item. The compact size fits in standard pen cases, blending functionality with stealth self-defense utility. Exclusive bulk pricing available for dojo suppliers, martial arts retailers, and stationery wholesalers. Global shipping with wholesale discounts on large orders.