HSS Import Drill Bit 1-29/64"
HSS REDUCED SHANK TWIST DRILL BITS
Drill America QualTECH Model# DWDRSD1-29/64
Drill America DWDRSD series Qualtech High-Speed Steel economy reduced shank drill bit. These drills expand the size range capacity of a portable drill chuck. Common flute and overall length for minimal adjustment during tool changes. Precision ground for high degree of concentricity between shank and body diameter. Ideal for drilling in low and medium tensile strength materials.
High-speed steel tools are good for most general purpose applications, offering a combination of hardness and toughness for wear resistance
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 tool holding systems
When run in a counterclockwise direction (right-hand cut) spiral fluted tools evacuate chips up and out of the cut to reduce clogging
Ideal for drilling in low and medium tensile strength materials
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