MRL, Ceramic TC Holder for Diffusion Furnace, Used, Lot of 10

MRL, Ceramic TC Holder for Diffusion Furnace, Used, Lot of 10 These are spring loaded and used to hold the spike tcs in place on either a horizontal diffusion furnace or a vertical. Common on the MRL Sandvik, but will adapt to any application. These are take outs, were removed from furnaces