Diablo 3/8 In. - 7/8 In. Impact Step Drill Bit, 12 Steps Pack options:Pack of 1 Indoor venting is not recommended

Indoor venting is not recommended for gas dryers due to potentially harmful fumes or exhaust

6-1/2" blade delivers a 2-1/4" cutting capacity for a wide range of cutting applications

Recommended mixing ratio is 2 parts powder to 1 part water (by volume)

New design provides an instant re-key function with unlimited potential re-key changes

Diablo 3/8 In. - 7/8 In. Impact Step Drill Bit, 12 Steps Pack options:Pack of 1 Indoor venting is not recommendedDiablos Step Drill Bits bring exclusive technology to the Electrician, Plumber and HVAC (heating, ventilation and air conditioning) contractor with fast, accurate cuts and increased stability in thin metals, PVC (polyvinyl chloride), and other plastic materials. The innovative Split Point Tip design enables a fast, on point start resulting in increased durability and up to 4X longer life. An automated precision grinding process on each step reduces