Ikodm - Pcs Step Drill Bit, Step Drill Bit, with Professional Aluminum Case, Hex Shank, with Self-Centering Pad, Precise Drilling in Steel, Metal

General description The Pcs Step Drill Bit set is designed for precise drilling in various materials, including steel, brass, wood, plastic, and more. Made from high-quality HSS steel and coated with Titanium, this drill bit set reduces friction and heat, ensuring efficient performance. The set includes five standard drill bits that can replace 47 individual sizes, making it a versatile addition to any toolkit. Technical specifications Material: HSS steel with Titanium coating Center punch made of shock-resistant alloy steel 1/4 HEX quick release handle Double-edged blade design for faster cutting Three-sided valve stem to prevent slipping Other information Includes a protective aluminum case with filler insert to prevent damage during shipping Automatic center punch with high-impact spring strike and knurled brass body for better control Carbide tip on the center punch for increased durability