Presto 09510M19 High Speed Steel Jobber Drill Set, 1mm-10mm Diameter, 1.0mm Increments, 19 Piece

• 1mm - 10mm x 1.0mm Increments (19 Drills)
• High Speed Steel (HSS), can withstand high temperatures without losing its hardness.
• Steam Tempered Surface is a black oxide coating that provides heat resistance and lubricity, as well as corrosion resistance. The coating increases the life of high-speed steel bits.
• 118 Degree Point angle. Standard on the majority of general purpose drill bits
• Ground flutes provide fast chip removal to maximize accuracy and efficiency

General-purpose drill, to drill steels with tensile strength up to 1.000 N/mm2, cast steel, grey cast iron, malleable cast iron, nickel brass and graphite.