Suitable for drilling out spot welds on ?Ultra High Strength Steel? also known as Boron steels, can also be used on galvanized stress steels. Packed in high-density case for safe storage.
Tungsten carbide tipped for prolonged life and heavy-duty use. Shank features a special flute design for fast and effective waste removal. Set covers sizes from ?3 to 10mm. Supplied in storage case.