Stanley 48 in Professional Level Size:48" Do not use with premium

Do not use with premium batteries (DCB200

chloramines and other water disinfecting chemicals

one-coat sealer

Because water quality varies

Excellent Durability Will Not Become Brittle

Stanley 48 in Professional Level Size:48" Do not use with premiumThe 48" aluminum I beam level is durable and accurate. Its heavy duty aluminum I beam construction provides rigidity and accuracy of 0. 0015 in. in. With 360 vials, pipe groove for use on rounded surfaces and shock absorbing end caps for heavy duty use, this tool is built for accuracy, ease of use and durability. Additional Features Pipe groove enables use on rounded surfaces Shock absorbing end caps hold up to heavy use Heavy duty aluminum I beam