New... Four Latrobe Steel Double 6 tool Bit Blanks. Small one also marked M 2. Sizes - 4 1/2" x 5/8" x 1/2". 4 1/2"x 5/8" x 3/8". 5" x 3/4" x 3/8". 4" x 1/2" x 1/2" this one also marked M2. From machinist estate tool chest.. Free Shipping.. See our other items for many more machinists tools. All from same estate. Will be a day or two before we can get everything listed...