Honeycomb soldering blocks are useful for dispersing heat evenly while soldering, which is ideal for jewelry making when working with precious metals.
Honeycomb Soldering Block 54-214
Economy Dual Third Hand With Solder Block SO1060
Transite Soldering Board - Mrs. O'Leary's Mercantile
DealerShop - Hookit Hand File Board2-3/4in x 16in - 05744 - Sanding Blocks - Automotive Sanding Blocks & Soft-Sanders - DealerShop USA
Economy Dual Third Hand With Solder Block SO1060
Pin Vise Swivel Head for Beading and Wire Wrapping 58-216 - Israel
Soldering Block
Ceramic Honeycomb Soldering Block 2 x 2 Jewelry Heat Plate Alumina Board
Soldering Brick
K-23 Insulating Firebrick 9 X 4.5 X 2.0 Morgan Thermal Ceramics 2300F Forge Kiln Oven Stove Filigree Soldering Welding Melt MADE in USA
Soldering Holder
Honeycomb Soldering Board Non-asbestos Ceramic Large Size 7-3/4 X 5 1/2 X 1/2 Thick. - UK
Euro Tool Honeycomb Ceramic Soldering Board Jewelers Third Hand