DRILLCO - 5PC IMP "FLAT" DRILL SET 9/16-1" BY 8THS - 1000EF5

1000EF series S&D Drills with 3-flat shanks expand the size range capacity of a 1/2" portable drill chuck. Common flute and overall length for minimal adjustment during tool changes. Ideal for drilling low and medium tensile strength materials.
1/2" reduced shank for use in standard drill chucks
135° self centering split-point
Made with general purpose HSS to last longer
Black and goldsurface treatment for higher lubricity
3-flats on shanks for better grip in handheld power tools