Pack of 10 Extreme 2 metal drills in a tough storage case to withstand worksite conditions. The EXTREME 2 Metal tip starts drilling on contact eliminating walking for clean, accurate holes (diameters 3.2 mm & above only) & the innovative tapered web greatly reduces breakage. The No-Slip shank with 3 flats eliminates slipping in the chuck (diameters 5.0 mm & above only) & they have permanent size markings located above the shank for increased visibility (diameters 3.0 mm & above only).