Cordiorite Soldering Block with Grooves by Grobet Sale $57.60 | / SKU 54-219 1 2 3 4 5 6 7 8 9 10+ Quantity Chevron down icon Quantity Add to cart Spinner icon Notify me when back in stock Email address Email me when available Cordiorite Soldering Block with Grooves Non-asbestos. Flat on one side, with grooves on the other for holding shanks, chains, etc. Withstands temperatures up to 2000°F (1093°C). Dimensions are 7-1/2"x7-1/4"x7/8".