Spyder 1/2-inch Quick Change HSS Drill Bit with Hex Shank, for Wood, Metal, Plastic, and PVC, Mach-Blue Armor Plating

"Spyder Stinger Mach-Blue Armor Plated high-speed steel (HSS) step drill bits are high-performance metal drilling bits that provide exceptional quality and performance. Their Mach-Blue Armor Plating, advanced M-series alloy tool steel construction, and proprietary heat treatment make these bits truly revolutionary — they retain sharper cutting edges for longer than titanium or black oxide drill bits, and have reduced heat build-up and cutting friction. These incredibly durable bits are the pro’s choice for precision drilling, extended bit life, and value. Made in the USA. At Spyder, we don’t just make tools—we redefine what’s possible. Built for those who demand the best, our power tool accessories deliver unmatched performance, innovation, and durability."

• Ideal for drilling wood with nails, stainless steel, mild steel, aluminum, stacked materials, and other tough-to-drill alloys
• Durable enough to drill up to 100x more holes than titanium or black oxide drill bits and drills up to 8x faster
• Proprietary Mach-Blue Armor Plating retains sharp cutting edges, reduces heat build-up, and cuts friction
• Impact-rated ¼-inch speed hex won’t slip in conventional 3-jaw chucks and is ideal for use in quick-change impacting power tools
• Optimized 137° self-centering split point cutting geometry won’t walk or wander – even on pre-hardened or curved surfaces