Drillpro 5pcs HSS Titanium Pagoda Drill Set Ladder Drill 1/4&3/8&1/2 Inch Round Shank Step Drill Bit

Description DrillproHSS Titanium Pagoda Drill Ladder Drill 1 43 8 1 2 Inch Round Shank Step Drill BitSpecification Material HSS 4241Surface treatment titaniumTools Pagoda drill bench drill Shank 1 43 8 Round ShankQuantity 1setSize 3 16 1 2 3 16 1 4 5 16 3 8 7 16 1 2 inch 6 35mm 1 4 Shank1 8 1 2 1 8 5 32 7 32 1 4 9 32 5 16 11 32 3 8 13 32 7 16 15 32 1 2 inch 6 35mm 1 4 Shank1 4 3 4 1 4 5 16 3 8 7 16 1 2 9 16 5 8 11 16 3 4 inch 9 53mm 3 8 Shank3 16 7 8 3 16 1 4 5 16 3 8 7 16 1 2 9 16 5 8 11 16 3 4 13 16 7 8 inch 9 53mm 3 8 Shank1 4 1 3 8 1 4 3 8 1 2 5 8 3 4 7 8 1 1 1 8 1 1 4 1 3 8 inch 12 7mm 1 2 ShankFeatures 1 Unique ladder structure round shank Straight grooves2 Automatically Deburrs Holes as you Drill Two flute Design Gives You Faster Smoother Cutting 3 Titanium Nitride Coating for Cooler Running can effectively extend the service life of the drill bit 4 Suitable for carbon steel plate sheet iron steel plate insulation boards wood Cannot be used for stainless steel Suitable for the workpiece 25or less Package Included 5x Step Drill BitMore Details