#19 Multi-Trammel Welding Heads

Jackson® Safety Curve-O-Mark® Pipe Marking Trammels are used to conveniently measure distance between two points that are too long to be reached with dividers.

• Heads feature radius set points cast in alignment with marking pointer for easy setting
• Equipped with 1/4" in screws and squared on back for perpendicular alignment
• Stationary head holds 1/4" in case hardened center point
• Comes complete with Allen wrench soapstone and scribe