RECENTLY REDUCED! This wet cutting refractory blade can be used to cut brick that is 80%-90% high alumina, super duty blast furnace, magnesia, zirconia, silica, and a wide variety of difficult to saw refractories. American made. Available 14" x.095x1, 18" x.125x1, and 20" x.125x1. Shipping is FREE (contiguous US only).