Catalog number: DSS4 Features: ● Tap pilot hole drilling and chamfering can be performed at the same time, shortening processing time and reducing tool costs. Applications: ● Workpiece: carbon steel, alloy steel, tool steel, cast iron, non-ferrous metals, aluminum alloys. Specifications: ● Small diameter (mm): 3.3 ● Large diameter (mm): 9.5 ● Step length (mm): 15 ● Total length (mm): 55 ● Shank diameter (mm): 6 ● Compatible tap: M4 ● Drill diameter (mm): 3.3 ● Drill length (mm): 15 ● Blade diameter (mm): 9.5 ● Number of blades (pieces): 2 ● Number of blades: 2 ● For chamfered tap pilot hole drilling Material/Finish: ● High speed steel (SKH51)
