Klein Tools QRST11 Step Drill Bit Quick Release Spiral DoubleFluted 78 to 118Inch Hex Shank Cut Steel Wood Plastic Aluminum

DURABLE COATING Step bits are coated with aluminum titanium nitride providing a durability that is 10 times greater than black oxide ensuring an extended bit lifespan IMPACT RATED Compatible with both impact drivers and standard drills providing versatility and reliable performance FASTER CUTS Dual spiral flute design for swift chip removal and quicker cuts and drilling CLEAR LASER MARKINGS Easytoread laser markings allow for quick size identification of two hole sizes enhancing efficiency and accuracy PRECISE AND STABLE DRILLING Faststarting drill tip prevents walking for precise and stable drilling results SECURE QUICKRELEASE HEX SHANK 14Inch hex shank with quickrelease feature provides a firm positive grip preventing spinning in the drill MULTIPLE MATERIAL APPLICATIONS Suitable for steel up to 16 gauge wood plastic and aluminum offering versatility and convenience.