Bosch Professional HSS Step Drill Bit (4-20mm), 9 Steps, 1/4" Hex Shank ( 2608597524 ) Spark Plugs Quick-change head design for fast

Quick-change head design for fast and easy operation

Maintains stable pressure and water output even with long pipe runs

the socket is protected against solid objects greater than 1mm and water splashes from all directions

9PCS HEX BIT SOCKET

Bosch Professional HSS Step Drill Bit (4-20mm), 9 Steps, 1/4" Hex Shank ( 2608597524 ) Spark Plugs Quick-change head design for fastHIGHLIGHTS: The Bosch Professional HSS Step Drill Bit 420mm (2608597524) is a precision drilling accessory designed for clean, multi diameter hole drilling in sheet metal, plastics, and non ferrous materials. With a stepped geometry featuring 9 progressive cutting stages, it allows multiple hole sizes to be drilled using a single biteliminating the need for frequent tool changes. Built from high speed steel (HSS), this step drill bit delivers high