Product description
Material: 100% metal. Pack of 8 HSS drill bits. Contains drill bit sizes: 3, 4, 5, 6, 7, 8, 9 and 10mm. Designed for drilling in steel, cast steel, cast iron, spherical graphite iron, sintered metal and low hardness alloyed metals. Carbon steel with black oxide coating to reduce friction. Spur tip to provide accurate and quick starts.