8 Pcs. Drill America Brand New Made in USA
9/16" to 1" x 16ths x 1/2" Reduced Shank Surface Treated Flutes, Bronze Color Oxide Cobalt (M42) Heavy Duty Silver & Deming Drill Set w/Huot Drill Metal Index
Made of heat resistant cobalt. Common flute and overall length for minimal adjustment during tool changes. Precision ground for high degree of concentricity between shank and body diameter. Ideal for drilling in tough, high tensile strength materials.