Diablo 3/8 In. - 7/8 In. Impact Step Drill Bit, 12 Steps ECO-FLO STRAIT-LINE chalk for reel type

STRAIT-LINE chalk for reel type chalk line boxes

Accu-Grind Technology for up to 2X faster cuts in drilling and hole making

For repetitive tacking and light nailing jobs where speed is important

For heavy gauge metal rubber & fiber

Diablo 3/8 In. - 7/8 In. Impact Step Drill Bit, 12 Steps ECO-FLO STRAIT-LINE chalk for reel typeSplit Point Tip (132) makes pre drilling obsolete and stays sharper longer Automated Precision CNC Grinding Process delivers strict angle tolerances on each step for minimal bit wear Exclusive design delivers corded and cordless tool efficiency in high speed mode 1 4 In. hex shank allows use with drills and impact drivers Optimized dual flute design for jam free cuts,Increased step heights for easier drilling of common hole sizes Easy to read, laser