·Materials： BI-METAL

·Surface treatment：paint spraying

·13pc Bi-Metal hole saw:3/4",7/8",1",1-1/8",1-1/4",1-3/8",1-1/2",1-3/4",2",2-1/4",2-1/2",3",3-1/4"

·2 Arbors

·2 Drills

·1 Extension Shank