12" Heavy Duty Inch/Metric Stainless Combo Square

 This USA-made 12" metal combination square gives you the accuracy & precision you need for every job. It's stainless steel blade has english graduations of 1/8", 1/16" & 1/32" as well as metric graduations that are permanently etched in black for easy readability. It features a durable acrylic vial, heavy-duty cast zinc head with a black, chip-resistant e-coating finish, & hardened screw-in scriber that won't fall out so that this combo square can withstand even the roughest job site abuse. It was also designed with maximum accuracy in mind - its square head is CNC machined for greater accuracy, & the "Auto-Lock" blade assembly makes it easier to accurately line up your tool for use. Johnson Level Model 400EM-S.