Uni-Bit dangers

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peter d

Senior Member
Location
New England
I went to the mall today [ I didn't want to ]....anyway, as I am wandering about I see this store that sells socks and stuff. In the window is a rather large sign:

BIG UNDERWEAR SALE

Is it a big SALE or is the big UNDERWEAR on sale?
:D

That reminds me...I need a new tarp now that leaf season is here.
 

480sparky

Senior Member
Location
Iowegia
"It's wabbit season!"

"No, it's duck season!"

"Wabbit season!"

"Duck season!"

DuckRabbitSeason.gif
 

infinity

Moderator
Staff member
Location
New Jersey
Occupation
Journeyman Electrician
Many of the manufacturers commercial size tubs do have replaceable ends and can be order without any KO's.


We've started ordering them with one blank end and one end with KO's. For conduit installations where all of the stuff goes out the top (think electric closets) we use the blank end on top and make our own KO's, typically 1". For recessed installations where MC cables go out the top we flip it over and use the end with the 1/2" and 3/4" KO's.

Nothing looks crappier than a whole bunch of concentric KO's pieces missing around an EMT connector on exposed work, not to mention the pain it is to try and close that missing piece.
 

DPDT

Member
As for being a bone head move, as you put it, you are correct. I know of no one in my trade that hasn't done something like that at one time or another and relating the story after the fact with an appropriate amount of wit is usually funny and sometimes hilarious.

My mission was to get a few yuks from the peanut gallery. Those that didn't probably missed the point and I apologize for upsetting you. Trust me, I won't duplicate the accident any time soon. If you ever see me working with a piece of duct tape over my nose you may correctly assume I am attempting to bore a hole in the bottom of a panel with my nostrils in an inverted position. Kind of like Sarah Palin when she laughs.

Yep, tough crowd man. But a great way to remind us not to be boneheads and humorous way to start my morning. I thank you sir.
 

wire rat

Member
Metal shavings should always be of great concern while drilling into any panel. Ocassionally we sometimes need to drill through from the inside of the enclosure, which already contains electrical equipment. One solution to the shavings is to place a small magnet next to the hole being drilled. You'll be amazed at how much of the metal it picks up. Also, it makes clean-up a lot easier.
 

WDeanN

Member
I have had many safety courses over the years including OSHA 10 and OSHA 30 and never once was any potential danger of using a step drill, commonly referred to as a Uni-Bit ever addressed.

I decided to try to see just where the shavings were falling and looked from underneath while drilling when one of the hot shavings went right up my nose. Instinctively, I grabbed my nose and pinched it which just intensified the burning pain caused by the hot shaving now embedded in my left nostril.
...
I have read the labels on many step drills of different makes and no where is it stated that there is any danger of burning the inside of one's nose with the resultant shavings.

I would like to suggest:

This
This
Or This.
 

WDeanN

Member
Or, the next time you need to see where those hot shavings are going, test for hot wires, work from the top of a ladder, etc, you could just get one of these
 

Fulthrotl

~Autocorrect is My Worst Enema.~
I decided to try to see just where the shavings were falling and looked from underneath while drilling when one of the hot shavings went right up my nose. Instinctively, I grabbed my nose and pinched it which just intensified the burning pain caused by the hot shaving now embedded in my left nostril. I quickly released my grip on my nose and blew out the offending shaving but by that point the pain was so intense that my eyes were watering profusely followed shortly thereafter by my nose watering. I had to cease drilling for a few minutes while I regained my composure and wiped the tears out of my eyes with my shirt sleeve.

what is common practice in this area, is to place duct tape firmly over
the mouth and nose, and to breath thru the ears for the duration of the
drilling.... hope that helps....


randy
 

celtic

Senior Member
Location
NJ
.... breath thru the ears for the duration of the
drilling....

Speaking of ears...no one has fully addressed the issue of hot metal shavings/filings entering the ear cavity and sub sequentially burning the grey matter causing one to become even more challenged [physically and mentally].

After extensive research, there is only one product that will serve your needs:

markv.jpg
 

K8MHZ

Senior Member
Location
Michigan. It's a beautiful peninsula, I've looked
Occupation
Electrician
Metal shavings should always be of great concern while drilling into any panel. Ocassionally we sometimes need to drill through from the inside of the enclosure, which already contains electrical equipment. One solution to the shavings is to place a small magnet next to the hole being drilled. You'll be amazed at how much of the metal it picks up. Also, it makes clean-up a lot easier.

The only problem is that it can be tricky getting the shavings off the magnet. Other than that, I will try it sometime. Hopefully when there is an apprentice on the job doing the clean up...oh, wait, if there was the apprentice could drill the hole and clean up the shavings, too!
 

480sparky

Senior Member
Location
Iowegia
The only problem is that it can be tricky getting the shavings off the magnet. Other than that, I will try it sometime. Hopefully when there is an apprentice on the job doing the clean up...oh, wait, if there was the apprentice could drill the hole and clean up the shavings, too!

Put the magnet in a paper bag.:wink:
 
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