Spyder Stinger 3/16-in x 3-1/2-in High-speed Steel Jobber Length Twist Drill Bit Item #2660950 Model #19008 19008

Up to 100x more holes and 8x faster than titanium or black oxide coated drill bits Super-hard Mach-Blue Armor Plating retains sharper cutting edges, and reduces heat build-up and cutting friction Durable drill bit for long drill life, precision holes, and increased speed and productivity in tough-to-drill applications Impact-rated 1/4-in speed hex wont slip in conventional 3-jaw chucks and is ideal for use in quick-change impacting power tools Optimized 137-degree self-centering split point cutt