Hole Saw set

Specifications

16pc Bi-metal Hole Saw Set(Industrial)
1.13PC Hole Saws:3/4"(19mm),25/32"(20mm),7/8(22mm),1"(25mm),
1-1/8"(29mm),1-1/4"(32mm),1-3/8"(35mm),1-1/2"(38mm),
1-3/4"(44mm),2"(51mm),2-1/4"(57mm),2-5/8"(67mm),3"(76mm).
2.2PC Arbors:1/2"-20UNF,3/8"(9.5mm)Hex,
Fits Hole Saw 1/2"~1-3/16"(13-30mm),
5/8"-18UNF,7/16"(11mm)Hex,
Fits Hole Saw 1-1/4"~9-1/16"(32-230mm)
3.1PC Extension:12"(300mm) for 7/16"(11mm) Shank of 7/16"(or 3/8") Arbors.