True Blue vials are accurate to within .00050" per inch in all 10 level and plumb working positions. Dual molded rubber endcaps for extreme shock resistance; 300  degree view top-reading level vial. Heavy-duty 6061 aircraft aluminum chassis and ergonomic rubber hand grips.

Crystal clear vials readable in any direction with no change in accuracy tolerance. Spring steel hairline indicators in vials. Best frame strength-to-weight ratio. Removable endcaps for scribing in corners and for reading tight header and openings. Rubber endcaps grip walls and do not leave marks. Metal hang hole for storing level on site. Fast and accurate installations with large comfortable rubber hand holes.

Strongest magnets, flush mounted so you can work hand free. Spring steel hairline indicators inside the vials with a Certified Level Accuracy in top read position; 1/32" over 72". Vials will never fog, leak or require adjustment and are readable in every direction with no change in accuracy tolerance. Levels 59" and longer have a bridge over the horizontal vial for uninterrupted scribing and increased frame strength. Epoxy-locked vials never need adjusting, removable rubber end caps for flush measuring and pads on end caps grip walls/flat surfaces prevents slipping. Note: 78" has hand holes, 32" does not.