Thanks. I guess I am going to find out how this works. Should have done some today rather than wasting time watching the first game... I really hope GB does not win the second game.
Sent from my iPhone > On Jan 19, 2020, at 3:05 PM, Forrest Christian (List Account) > <li...@packetflux.com> wrote: > > > I haven't seen the way I do this yet... > > I use a conduit cutter available from home depot and others. It looks like > the tool you use for copper tubing but is designed for EMT. See > https://www.lowes.com/pd/Southwire-Conduit-Cutter-Scorer/50199705. as an > example. I'd go to home depot/lowes and go to the electrical tool aisle > and pick the one which seems best. Note that I've found that the ones > designed for EMT aren't good at copper and vice versa. > > When using this with EMT , the keyword here is 'scoring', not 'cutting'. > Just like glass. Clamp it on, run just enough to get a good score, then > take it off. Don't try to cut the EMT , just get a good score on it all the > way around. Then clamp one end near the score (I use a bench vise, I've > seen others use a some sort of portable pipe clamp). Grab the free of the > pipe and pull it toward you and the EMT will snap in half right at the score. > If you end up bending the EMT instead of snapping it you didn't score it > enough. If you end up with the end of the EMT with a "reverse flare" or > "swage" as you put it, you scored too deeply and deformed the pipe. > > Some people just deburr using whatever is on the conduit cutter, but I find > those generally suck. I've had good luck with the hand tools specifically > for deburring/reaming. For instance one like > https://www.lowes.com/pd/Southwire-Plastic-Handle-Conduit-Reamer-Screwdriver/50083080 > . But my favorite tool is one of these: > https://www.homedepot.com/p/Klein-Tools-Conduit-Reamer-Drill-Head-with-2-Square-Recess-Bit-85091/203745561 > Sticks into your drill/impact driver. Can deburr pretty much anything you > throw at it including the nightmare after hacksawing EMT when you can't find > your tubing cutter. And the bit in the tip will fit into the screw on the > interior EMT fittings, you just have to be careful not to overtighten and > cave in the EMT. Note the above links are examples, I've had good luck with > pretty much any good quality tool I've bought from Klein, SouthWire, Dewalt, > etc. > > Found a video which describes the method: > https://www.youtube.com/watch?v=49hGBHy8Heg I should note two things about > this video. FIrst I've never used the inside of my conduit bender handle, > I'll have to try this next time since that would prevent the accidental > bending of the conduit from the method I use. Second, he mentions that this > method works great on 1/2, but is more difficult but still doable in 3/4. > That matches my experience as well. I can't say I've tried it at 1". > > Note the above applies to EMT, not anything else. Once you get into IMT it > becomes more like plumbing. > > > >> On Sun, Jan 19, 2020 at 9:46 AM <ch...@wbmfg.com> wrote: >> I haven’t run a ton of emt in my life but some. >> I have a new garage to wire. >> >> What is the best way to cut and deburr emt? >> >> Normally I use a sawsall with a hack saw blade in it. >> Never notice what really proficient electricians use. >> >> My method leaves me with an angled cut with plenty of rough edges. >> I am sure there are deburring tools dedicated to emt. >> >> I am considering using a tubing cutter but I don’t want the end swaged down >> to a smaller size that might catch and skin the wire a bit. >> I guess some kind of tapered reamer could then smooth it out. >> -- >> AF mailing list >> AF@af.afmug.com >> http://af.afmug.com/mailman/listinfo/af_af.afmug.com > > > -- > - Forrest > -- > AF mailing list > AF@af.afmug.com > http://af.afmug.com/mailman/listinfo/af_af.afmug.com
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