Marking Tool, Wrap Around, 10 in Standout, Black Case

An inexpensive tool for marking straight lines around pipe or for use as a straight edge. Made out of flexible gasket material, with good resistance to heat and cold. These designate material type and service temperature. GG (gray) material is used for high temperature applications up to 550 deg F. B (black) material has a service temperature of up to 350 deg F. Both material types are asbestos free. Extra small and special order sizes are unmarked. All other sizes are printed with a scale in inches, pitch chart, tangent chart and other useful markings. Wrap-A-Rounds in 3.88 and 5 in feature a metric scale and pitch chart.