Spyder 1/4″ – 1-3/8″ 10-Step Bit

Up to 50x more holes than titanium or black oxide drill bitsUp to 2x faster than titanium or black oxide drill bitsProprietary Mach-Blue™ Armor Plating is a super hard surface plating that retains sharper cutting edges, and reduces heat build-up and cutting friction – resulting in faster cuts and exceptionally long drill lifeImpact-rated 1/4″ speed hex won’t slip in conventional 3-jaw chucks and ideal for use in quick-change impacting power toolsOptimized 135° self-centering split point cutting geometry won’t walk or wander – even on pre-hardened or curved surfacesAdvanced M-Series alloy tool steel construction and proprietary heat treatment increase drill bit durability, rigidity and breakage resistance.Ideal for drilling stainless steel, mild steel, aluminum, stacked sheet materials and other tough-to-drill alloysMade in the USA Up to 50x more holes and 2x faster than titanium or black oxide coated step drill bitsSuper-hard Mach-Blue™ Armor Plating retains sharper cutting edges, and reduces heat build-up and cutting frictionDurable drill bit for long drill life, precision holes, and increased speed & productivity in tough-to-drill applications