We consider Bur Life essential. We use it on on our saw blades to make cleaner, faster cuts as well as to extend the life of the blades. We also use it when we deburr ear wires. This listing is for a 1.9 oz container of Bur Life in a solid form. It leaves no residue when heated; Contains no animal products; Produces smoother cuts with less friction; Non-toxic; Non-staining; Washes off easily; Odorless...so in other words, PERFECT!