1/2 Allen Orban Knife (#6) Hu-Friedy Mfg. · #KO12KPO3A6 Allen Orban knife, 30% thinner than standard Orban knife. Add to cart Product Information ManufacturerHu-Friedy Mfg. Handle#6 More Products More from Hu-Friedy Mfg. (3,328) More Surgical Instruments (2,882)