15pcs10hss Bimetal Hole Saw Set

10sizesgeneral purposeBi_metal high speed steel,m24holesaws Durable,anti-rust,heatresistant up to 600°c,temperatures resistance Sizes3/4"(19mm).7/8"(22mm),1-1/8"(29mm)1-3/8"(35mm)1-1/2"(38mm)1-3/4"... 2";2-1/2... 2-1/2"