Tools and Materials Tools and Materials Clear Filters Filter Clear Filter Ultra Soft Refractory Board - 4" x 4" x .5" Ultra soft refractory for soldering and holding components in place. $10.00 Ultra Soft Refractory Board 6" x 6" x .5" Ultra soft refractory board for soldering and holding components in place $18.00 No results found No results match your search. Try removing a few filters. SHIPMENTS WILL BE MADE on Mondays Have Questions?michaelboydstudio@gmail.com