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Industrial & Scientific
Industrial Drill Bits
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Size: 6 , Overall Length: 5"
High-speed steel tools are good for most general purpose applications, offering a combination of hardness and toughness for wear resistance
Used for producing center holes in work pieces which require machining between centers.
Black oxide treatment adds lubricity and creates small pockets on the surface of the tool that act to hold coolant near the cutting edge.
Round shanks allow use with a wide variety of toolholding systems.
HSS (High-Speed Steel)
#6x5" Extra Long Combined Drill Bit and Countersink, Qualtech, DEW6X5
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