JOHNSON LEVELS 9550-4800 - 48" Professional Heavy-Duty Aluminum I-Beam Level AX Spade bits use double-cutting spurs

Spade bits use double-cutting spurs that scribe the outside of the hole

Flex Handle

while the 4″ dust chute and rear hose hook keep your workspace clean

24-inch curved rubber squeegee head

The 14 sealed

JOHNSON LEVELS 9550-4800 - 48" Professional Heavy-Duty Aluminum I-Beam Level AX Spade bits use double-cutting spursThe 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,