9 Pcs Plumber’s bi-metal hole saw set

9 Pcs Bi-metal hole saw set
Size:19mm(3/4″)/22mm(7/ 8″)29mm(1-1/8″)/38mm(1-
1/2″)/44mm(1-
3/4″)/57mm(2-1/4″)
1 pcs arbor:3/8″ Hex Shank,Fit Size:9/16″~1-3/16″
1 pcs arbor:7/16″ Hex