Included in the set:

Bi-metal hole saws:

(x1) Ø19mm
(x1) Ø22mm
(x1) Ø29mm
(x1) Ø38mm
(x1) Ø44mm
(x1) Ø57mm

Adaptors:

(x1) 3/8' Hex HSS adaptor Ø19-29mm
(x1) 7/16' Hex HSS adaptor ø38-57mm
(x1) Hex key for replacing pilot drill bit
(x1) Adaptor 1/2-20UNF - 5/8-18UNF