Bordo Metric Cobalt Step Tip Drill And Accessory Set

• Bordo Metric Cobalt Tough HSS-Co5 Step Tip Extreme Performance Drill.
• Super-fast drilling in ferrous & non-ferrous metals and all timbers.
• Suits: Impact rated, they are suitable for use in cordless drills and impact drivers.
• Step Tip negates the need for a pilot drill in metals and provides extreme drilling speeds in ferrous and non-ferrous metals & all timbers.
• 1/4 hex shank is ideal for use with impact drivers, quick change adaptors and bit holders.
• Cobalt HSS Twist drills are extremely hard and provide superior performance and increased tool life especially in stainless steel and high tensile steel.

All About Drill Bit Surface Treatment

• Bronze Finish (gold oxide) surface treatment.
• The metallic brown coloured low temperature temper treatment is normally only used on cobalt tools for identification purposes.

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