6" 24t sawzall blade. Metal cutting for use with mild steel, tubing, conduit, pipe, and channels. Select blade based on stock thickness to be cut: 14TPI for metal 3/16" to 1/4", 18TPI for metal 1/8" to 3/16", and 24TPI for metal 1/8" or less. 5/8" width blades offer greater flexibility than 3/4" type. 6" x 3/4" x .035, 24TPI, 5 blades per pack