Follow along with the video below to see how to install our site as a web app on your home screen.
Note: This feature may not be available in some browsers.
Largest Manufacturing Technology Community on the Web
Stay Connected:
Randalthor's latest activity
-
RRandalthor replied to the thread Advice on annular cutter for 3" hole please.It's actually a longish part, which isn't conducive to a lathe or rotary table. Thanks.
-
RRandalthor reacted to akjeff's post in the thread Advice on annular cutter for 3" hole please with
Like.
Back to the original question, I'd feel perfectly comfortable using the HSS Hougan cutter. Made many holes with them, but have no... -
RRandalthor replied to the thread Advice on annular cutter for 3" hole please.That would be one way to do it. I suppose I could just torch it out too. About a month ago I torched out a 32" circle out of plate...
-
RRandalthor replied to the thread Advice on annular cutter for 3" hole please.Valid point, but I'm learning something from the discussion. All it has cost me is the time to read.
-
RRandalthor reacted to Doozer's post in the thread Advice on annular cutter for 3" hole please with Like.
If you can grind that scoop-out toolbit geometry you could make one of those pretty easy. Positive rake and making the chip curl is the...
-
RRandalthor replied to the thread Advice on annular cutter for 3" hole please.Something like this work on a BP? https://www.beaverdrillstore.com/product/26-036-040/Chuck-Bodies-For-Cutting-System.html?cid=1686
-
RRandalthor reacted to morsetaper2's post in the thread Advice on annular cutter for 3" hole please with Like.
Why not a trepanning tool? Like this... Cutting a 5" hole in steel. An annular cutter is one size, you can vary the hole (slug) size...
-
RRandalthor replied to the thread Advice on annular cutter for 3" hole please.Btw, a couple people have mentioned having the hole plasma cut, slightly undersized, then finish it up myself. That would be the way...
-
RRandalthor replied to the thread Advice on annular cutter for 3" hole please.Thanks to all for your comments. Unless I've missed it, so far I've not seen any comments that someone has cut a 3" hole with an...
-
RRandalthor replied to the thread Advice on annular cutter for 3" hole please.I'm sorry I misspoke. I was trying to describe the tool holder, and didn't put a lot of thought in how to describe it, so described it...
-
-
RRandalthor reacted to hvnlymachining's post in the thread Advice on annular cutter for 3" hole please with Like.
I've used hardware store Milwaukee and DeWalt HSS hole saws many times to "trepan" up to 1-1/4" mild varieties of steel plate...
-
RRandalthor replied to the thread Advice on annular cutter for 3" hole please.I do have a Hougen R8/annular cutter adapter. That was also another reason I was strongly considering going with a Hougen annular...
-
RRandalthor replied to the thread Advice on annular cutter for 3" hole please.Thank you. I had read not to do pecks with annular cutters, but I guess it's different with hole saws. I'm thinking the easy machining...
-
RRandalthor replied to the thread Advice on annular cutter for 3" hole please.Thank you. That's with a cheapo (relatively speaking) hole saw? How many relief holes did you drill, please? I'll admit I'm a bit...
-
RRandalthor reacted to Doozer's post in the thread Advice on annular cutter for 3" hole please with Like.
Feed with the knee with the spindle fully retracted. Less likely to kill a cutter. Use a 3/4" end mill holder. Use back gear, that goes...
![PXL_20240327_131110924[1].jpg](/forum/data/attachments/375/375326-79ba28c04a92385f236102c3890c4e48.jpg)