Sacristy Oil SetThree Threaded Covers OI, OS, SC2-1/4"H x 6-1/2"W CaseAvailable in either Stainless Steel or 24K Gold-Plated (shown)Additional Information on Holy Oil:OI (Oleum infirmorum) Oil Of the Sick -Used forSacrament of the Anointing of the Sickorwhen praying for sick and laying onhands at healing services/visits.OS (Oleum sanctum) Oil of Catechumens - Used in baptism and exorcism.SC (Sanctum chrisma)Sacred Chrism -Used for anointing afterBaptism and atConfirmation, conferring of Holy Orders, Consecration of ChurchesKoley's Inc has been a world-renowned manufacturer of religious articles for four generations, and is considered the standard in fine church metalware and altarware. Since 1919, Koley's has been creating liturgical works of art with the finest touch and unparalleled quality.