Spyder 3/16″ – 7/8″ 12-Step Bit Size:3/16″ – 7/8″ 95 energy factor when insulation

95 energy factor when insulation blanket installed

with flush-cut quad holes for maximum versatility

Blue coat surface treatment resists heat and build-up for a longer blade life

60% copper alloy brass construction

High visibility color makes nozzle easy to find

Spyder 3/16″ – 7/8″ 12-Step Bit Size:3/16″ – 7/8″ 95 energy factor when insulationUp to 50x more holes than titanium or black oxide drill bits Up to 2x faster than titanium or black oxide drill bits Proprietary 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 life Impact rated 1 4 speed hex wont slip in conventional 3 jaw chucks and ideal for use in quick change impacting power tools