A step bit is mainly used for drilling thin material such as sheet metal.
Aircraft sheet metal drill bits.
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A step drill bit can be used to drill a range of different sized holes with a single bit.
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21 diameter 135 degree split point.
A precision template for locating and drilling screw mounting holes after instrument holes have been cut out in the panel.
Cobalt drill bits pack 21 6 ea p n 012 6k 21 cobalt drill bit 6 pack.
Get it as soon as thu aug 27.
Co z 5pcs hss cobalt multiple hole 50 sizes step drill bit set with aluminum case.
Most drill motors used for aircraft sheet metal work are rated at 3 000 rpm but if drilling deep holes or drilling in hard materials such as corrosion resistant steel or titanium a drill motor with more torque and lower rpm should be selected to prevent damage to tools and materials.
A set of 6 cobalt drill bits envelope packaged for your convenience and savings.
Best seller in step drill bits.
20 95 qty hand nibbler.
2 1 4 3 1 8 hole patterns on one drill template price.
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