General description The Irwin HSS Pro Drill Bits are manufactured from high-quality HSS steel, featuring a polished silver surface finish. They are designed with precision ground cutting edges for fast drilling and perfect finishing, along with a ground flute for maximum accuracy and efficient chip removal. The universal 118º point shape allows for drilling a wide selection of materials. This product comes in a bulk pack of 10 drill bits. Technical specifications Drill bit diameter: 5.0 mm Total length: 86 mm Working length: 52 mm