The Measuring Stick is designed for professional remodeling, reconstruction & restoration, A kitchen, bath, closet or basement re-model will go faster & easier with this tool. There are red rubber pads on both sides of the level engage the wall you are working against & will not slip or make scratches. Six ring vials read level plus 1% and 2% slope. Measurement Accuracy in Normal Position:  ±1/32in at 72in,  ± 0.5mm per meter. They will not leak, break, fog or require re-calibration. Level accuracy guaranteed for life.   Made in Germany.,Stabila levels are unparalleled with regard to their accuracy and dependability. The secret - the vials made of block acrylic glass are firmly epoxy-locked in the frame. A perfect system. The vial is firmly cast in the high strength aluminum frame with non-shrink epoxy. No re-adjustment, no realignment, no tensioning against springs made of steel or fatigued plastic, no welding or clamping stresses. Just as accurate after 10 years as on the first day,STABILA is a well-known, distinguished manufacturer of branded measuring tools of the highest quality. The product range comprises spirit levels, lasers, electronic measuring tools, folding rules & tape measures.   Made in Germany - Since 1889. Stabila 48" Measuring Stick Level ~ Type 80-A-2