The Irwin HSS Pro Drill Bit manufactured from high quality HSS steel. They have precision ground cutting edges for fast drilling and perfect finishing a ground flute for maximum accuracy and fast chip removal and a universal 118º point shape for drilling a wide selection of materials. Manufactured to DIN 338 standards.Irwin HSS Pro Drill Bit. Size 4.0 x 75mm.PVC Tube.PTDIRW10502384
