Vorteck Pro Cobalt QC Sheet Steel Hole Saw Set

Quick change arbor system with 1/4" - 6.35mm hex quick lock shank comaptible with impact drills Variable pitch teeth give reduced vibration and faster debris removal Slimline design reduces frictional heat build-up and prevents tooth burnout 8% cobalt M42 steel increases durability and heat tolerance / Capacity: Max 1.6mm sheet steel Contents of Set: Each 2 pcs sheet steel hole saws in sizes 20. 25 and 32 mm, 1 quick change arbor, 2 spare pilot drills and springs, Weight: 1.29190885532 pounds, Manufacturer: Carl Kammerling International