Milwaukee Shockwave 5 pc. Sae impact drill tap set drills and taps at the same time. The bits are intended for use in up to 1/4 in. metal. The laser etched size allows for easy size identification. The bit is design for use in impact drivers and drill driver.FEATURESIdeal for drilling and tappingIncludes: 9-32 Unc, 10-24 Unc, 10-32 Unf, 12-24 Unc, 1/4-20 Unc Impact Drill TapsFeatures a countersinkLaser etched size for easy size identification1/4 in. quick change hex shankDesigned for use in impact drivers and drill driverFor use in up to 1/4 in. metal