Larger version of the Contour Marker®
Developed for use in the layout of large diameter pipe, from 8" to 48"
Structural adaptor, can be used in the layout of extremely large structural steel members up to 48" wide
Comes complete with a durable web strap that helps hold the unit in place during layout
Built-in adjustable dial bubble protractor ensures accurate centre-line location
Soapstone crayon included