Curve O Mark 9" Aluminum Pro-Mag Level #14777Contour Angle Levels 360 degree adjustable DSL with two 90 degree quadrants graduated in 2 1 2 degree increments 2 cast in 25 pound pull magnets Groove on bottom permits use on a small pipe Lightweight Specifications Accuracy: 2. 5 degrees Base Type: Grooved Brand: Curv O Mark Country of Origin: CN Hazmat: NO Height [Nom]2 in Includes(2) cast in 25 pound pull magnets; 360 adjustable Length [Nom]9 in Material: Aluminum No. of Vials 1 Thickness [Nom]3 4