Johnson Level & Tool 400EM-S 12-Inch Metal Combination Square Durable Pack of 3

Johnson Level & Tool 400EM-S 12-Inch Metal Combination Square (Pack of 3)-------------------------------* This magnetic combination square includes rare earth magnets, which are up to 10 times more powerful than conventional magnets.* Stainless Steel scale can be turned over or end for end without unlocking a nut due to the patented design.* And with grab-and-hold power like this, they provide an excellent way to move the ruler.Features and further details-------------------------------* Just slide the ruler to the desired position and let go. COMBO SQUARE: The square head of this Johnson metal square ruler is CNC machined for enhanced precision. Its Auto-Lock blade assembly makes it easy to accurately align tools for usage. It gives the accuracy and precision needed for every job. STAINLESS BLADE: This combination square tool has a stainless steel blade with English and metric graduations of 1/8"; 1/16"; and 1/32"; as well as metric graduations that are permanently imprinted; so they will never fade or degrade. CAST ZINC HEAD: The durable acrylic vial; heavy-duty cast zinc head with a chip-resistant e-coating finish; and reinforced screw-in scriber that won't fall out make this square withstand even the worst construction site usage. APPLICATIONS: The CNC-machined head of the measuring tool acts as a stop; ensuring layout lines are always square to the edges. This makes it an ideal machinist's square; straightedge; adjustable try square; miter square; marking gauge; and depth gauge.