Diablo DMD2764JP1 Metal Demon Drill Bit with Thermal Shield Protective Coating for Mild, Hardened and Stainless Steel - 5.6" Length, 27/64" Dia., 3-Flats Reduced Shank Industrial Coatings Ideal for rooftop vent stacks

Ideal for rooftop vent stacks and institutional

dry coring up to 4in

Suitable for road works when used with the corresponding KV 970 trolley

It will not harden

Includes 4 insertion wheels of different widths: 1/8"

Diablo DMD2764JP1 Metal Demon Drill Bit with Thermal Shield Protective Coating for Mild, Hardened and Stainless Steel - 5.6" Length, 27/64" Dia., 3-Flats Reduced Shank Industrial Coatings Ideal for rooftop vent stacksDiablo's Metal Demon Drill Bits redefine metal drilling with the industrys first all in one bit to tackle all metals: mild, hardened, and stainless steels. Long gone are the days where professionals must purchase and carry multiple bit types (Titanium, Cobalt, and Black Oxide), the Metal Demon bits exclusive design brings a one bit solution for any application ensuring maximum durability, speed, precision, and productivity. Diablos proprietary Thermal