Bosch HB25M Power Change Master Hole Saw Set, 11-Piece Steel 2-Cup design for universal fit

2-Cup design for universal fit

Used with brass

Does not include mounting plate

Prevents corrosion and rust

Springs will adjust themselves to fit either smooth or irregular flue hole

Bosch HB25M Power Change Master Hole Saw Set, 11-Piece Steel 2-Cup design for universal fitHighlights: The Universal Quick Change system allows you to use one mandrel for all sizes of hole saws with the help of two different sized nut adapters that fit most standard hole saws without the need of any additional tools Progressive tooth design offers a powerful bite and an accelerated chip clearance Plug removal is easy with a simple angled reinsertion of the pilot bit Pilot bits easily snap into the mandrel without set screws and a threadless