钨柱, 6.35mm (0.25in) 直径 x 6.35mm (0.25in) 长, 99.97% (metals basis)，99.97%

Tungsten slug, 6.35mm (0.25in) dia x 6.35mm (0.25in) length, 99.97% (metals basis)

仅供研发或工业应用，不可直接用于食品、药品、临床诊断或治疗。