Corey, Cool idea! Gotta try it. Thanks, Rick Rick.Sparber.org...
29708
Arthur Marks
arthur.marks
Oct 5, 2011 5:07 pm
... Ah. Those have caught my eye in the catalogs, but I've not tried them. Thanks for the clarification. -Arthur...
29707
Paul Howell
phowell_7
Oct 5, 2011 5:00 pm
I'm using a spotting drill, or a Melin drill point end mill (advertised to work for this). ________________________________ From: Arthur Marks...
29706
Arthur Marks
arthur.marks
Oct 5, 2011 4:48 pm
Just had a thought while re-reading your post... Are you actually using a center drill? You mention "spotting and countersinking at the same time". If so,...
29705
Arthur Marks
arthur.marks
Oct 5, 2011 4:42 pm
When you reach the depth stop you have set up, you can't linger. That also produces chatter with a poor finish. I should qualify this by saying I am...
29704
Corey Renner
corey94945
Oct 5, 2011 4:34 pm
lay a sheet of paper over the hole. Allow the spot drill to tear thru it as it makes the hole. Cures most chatter. cheers, c...
29703
Paul Howell
phowell_7
Oct 5, 2011 4:30 pm
Running a the same speed as a drill bit is what I thought was correct but spotting and countersinking at the same time is what I'm attempting. The spotting bit...
29702
Arthur Marks
arthur.marks
Oct 5, 2011 3:44 pm
Spotting drill is run at the same calculation as a drill bit: CSx4 / Dia. Countersinking (is that what you meant?) is a more complicated beast. In general,...
29701
Rick Sparber
rgsparber
Oct 5, 2011 3:30 pm
Paul, To chamfer, I run the mill at maybe 1000 RPM, then cut power and feed down slowly. If necessary, repeat. Rick Rick.Sparber.org...
29700
Paul
phowell_7
Oct 5, 2011 3:25 pm
I have looked around on the Web and have not found any good answers for the speeds to use when spot drilling a to also include a chamfer. I have had problems...
29699
Barry Lochridge
barrydc1
Oct 5, 2011 1:34 pm
After you do as Rick suggests (and don't forget to tram the mill). If you still get slop, make sure that the little set-screw and nut on the side of the mill...
29698
Rick Sparber
rgsparber
Oct 5, 2011 12:46 pm
John, I don't own a RF45 so my comments will be general. In order to evaluate my mill, I started by removing as much play in the X and Y was as possible. They...
29697
jgedde
Oct 4, 2011 11:07 pm
While I'm reasonably happy with my RF45 clone (a PM-45 with power down feed), especially for what it cost, I'm wondering how to improve its performance....
29696
Ray Majeski
wannabecnc
Oct 3, 2011 11:17 pm
Larry, I like the way you mounted the switch! Clever! Also safer with it pointing down as well. Not as easy to bump into. Thanks for taking the time to take ...
29695
largrin
Oct 3, 2011 5:23 pm
If you mount the switch with the handle pointing down, it takes only a little more space than the OEM switch. I made a simple "L" bracket, and bent it 90° to...
29694
largrin
Oct 3, 2011 2:02 pm
Hello Ray I just replaced my trashed Chinese switch with this one from MSC- ...
29693
J.E. Caudle
jdle51
Oct 3, 2011 11:14 am
Hi Dr. Parker, Thanks for watching the video! You are correct, I failed to check the Y axis. Thank you for pointing that out!  Gods Speed, J.E. Caudle ...
29692
Michael L. Parker, M.D.
wiltonmetal
Oct 3, 2011 3:12 am
J.E. Watched your video, you only checked the X axis, you need to check the Y axis as well. Maybe you did, but it wasn't in the video. Michael P ... From:...
29691
Ray Majeski
wannabecnc
Oct 2, 2011 11:00 pm
Hi, Thanks for responding. But no it's more like what the newer models have with an oven stove type where you turn it left or right. The drum switch would work...
29690
Jerry Durand
jerry_durand...
Oct 2, 2011 6:53 pm
Does your mill have a drum switch like this? http://www.drillspot.com/products/42934/Dayton_2X440_Drum_Reversing_Switch?s=1 ... -- Jerry Durand, Durand...
29689
Ray Majeski
wannabecnc
Oct 2, 2011 6:06 pm
Greetings, Has any of you fine fellows have the oppurtunity to change out the Foward/Off/Reverse switch? I'm poking around try to find something that's fairly...
29688
Jerry Durand
jerry_durand...
Oct 2, 2011 5:44 pm
And here's the "not going to have to mortgage the house" version from the 7x12 lathe list Here's a cheap DIY version more like what normal industry people use ...
29687
davelupco
Oct 2, 2011 5:33 pm
http://www.wimp.com/squareholes/...
29686
Rick Sparber
rgsparber
Oct 2, 2011 10:44 am
David, I can see how the base would arch but it is a matter of degree. My base is 1.5" thick CRS and will be clamped down to the table. Not a lot of room for...
29685
J.E. Caudle
jdle51
Oct 2, 2011 5:05 am
Hi Fellows, Here's a url for an aluminum source. http://www.onlinemetalsupply.com/Â they seem to run a little cheaper and have a much greater verity of stock...
29684
J.E. Caudle
jdle51
Oct 2, 2011 4:50 am
Hi All: My name is J.E. Caudle. I am from the lovely mountains of West Virginia. I can in no way be confused with a mechanist although I would love to gain ...
29683
Druid Noibn
druid_noibn
Oct 2, 2011 3:23 am
Hi Terry,  Thanks for the info. I looked at their offerings - very interesting.  Kind regards, DBN ... From: Terry <togle0131@...> Subject:...
29682
Arthur Marks
arthur.marks
Oct 1, 2011 4:21 pm
USA made from domestic materials. $1200 for 4" width $670 for 3" $470 for 1.5" Don't hold me to those numbers. -Arthur...
29681
J. mendoza
mndzblue
Oct 1, 2011 3:43 pm
How much is it? Is this American product. Or is it another import with a $100 mark up? ________________________________ From: Arthur Marks...
29680
Terry
metalchipster
Oct 1, 2011 2:16 pm
DBN, His cutting tools run less than 1/2 of retail. They are NEW and are top quality (USA). He always has 6061 (his specialty) round rod assortments (and...
