JOHNSON LEVELS 9550-4800 - 48" Professional Heavy-Duty Aluminum I-Beam Level D0620TSR no pre-drilling is necessary

no pre-drilling is necessary

With a bright green LED that functions both to let you know the tester is working as well as a work light

With the integrated guide rods

The blade-ejection lever that eliminates need to touch hot blades

(1) Adjustment Crank

JOHNSON LEVELS 9550-4800 - 48" Professional Heavy-Duty Aluminum I-Beam Level D0620TSR no pre-drilling is necessaryThe Johnson Level 9550 4800 is a precision engineered 48 inch I beam level designed to meet the rigorous demands of professional contractors and tradespeople. Constructed with a heavy duty aluminum frame, this level provides exceptional durability while remaining lightweight for all day use. Its reinforced I beam profile ensures the tool maintains its straightness and accuracy over time, even in harsh job site environments. Whether you are framing,