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This is a description of a simple operation that might make tapping holes a little easier! Ever wondered why your taps have a little chamfered hole in the ...
tools and supplies:material that needs a tapped holedrill presscenter punchhammercenter drilltap drill ( sized to tap )chamferlive or dead centertap tap handle or wrenchtapping fluidsafety glasses
Using your center punch and hammer locate where the hole is to be tapped. Centet drill hole location ( sorry forgot pic ) I cannot stress enough the ...
Now drill your hole with the drill you selected. There are charts available for this. There is also a formula for this as well.
Using your chamfer tool, chamfer the hole. I like to go slightly larger than the major diamter of the thread to be tapped. This gives a nicer lead ...
So at this point install your live/dead center in drill press. Install tap handle on tap. Line up your taper tap with drilled hole. Now the tricky part. ...
Ok now apply some cutting fluid. Apply pressure to drill press and rotate tap handle. If you dont have a tap handle any wrench will work with this ...
Once you are finished tapping the hole clean out all the chips and cutting fluid. If done correctly you should have a nice straight tapped hole. I use ...
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