Product Features

• The base of the levels features an involute groove running the length of the base, which provides a reliable seat for round work• The vials are adjustable to a positive setting and are housed in a satin finished brass tube with a friction-fit closing cover to prevent breakage• Main level vials have graduations that are approximately 80-90 sec or 0.005 in per foot• With standard letter of certification• Level with ground and graduated vial includes a cross test vial• Ground and graduated main vials• Has cross test vials