Cut from premium grade soapstone shows up clearly under arc light to show the location of the joint being welded in low-light areas. 

Available options:

• Flat: TU SOAPSTONE 01 appr. 1/2″ x 3/16″ x 5″
• Round: TU SOAPSTONE 03 appr. 1/4″ x 1/4″ x 5″
• Square: TU SOAPSTONE 04 appr. 1/4″ x 11/4″ x 5″