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Cutting a Radius in a Thick Aluminum Stock
I want to cut a 3 1/2" diameter half circle out of a 2" thick piece of Aluminum stock. I will be using a metal band saw. I know there is a rule-of-thumb to figure the maximum blade width allowing this 1 3/4" radius curve to be smoothly cut. Does anyone know the max width blade for this job... -
Question: BP Series 1 Quill Handle
I have a BP Series 1, 2J machine. I'm replacing the spring in the quill handle. The spring assembly will be here in two days. The question is: When the quill is in the down position, is the spring assembly designed to retract the quill to the up position, or does it just hold the quill in...- Apostle
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- Replies: 2
- Forum: Bridgeport / Hardinge and USA Light Iron
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Reinserting the quill in a BP Series 1, 2J head
I have dropped and removed the quill from my Series 1, 2J head (with Kurt power drawbar). Is there anything special I must know about reinserting it once it's back from spindle regrinding? Some have cautioned me about the "shim collar" in the quill assembly, saying that the two screws at the...- Apostle
- Thread
- Replies: 1
- Forum: Bridgeport / Hardinge and USA Light Iron
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Bridgeport Series 1 - Am I nuts??
I almost purchased a beautiful 2018 Bridgeport Series 1 machine at auction. Hah, I quit bidding when the bidding shot through $18k. However I got the bug to get a "new to me" machine. I've located a very nice 1986 machine down converted from CNC and, after rebuilding in 2006, has seen only...- Apostle
- Thread
- Replies: 2
- Forum: Bridgeport / Hardinge and USA Light Iron
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Wanted: Hardinge or Aloris Tool Post and Tool Holders
Wanted: Hardinge or Aloris (AXA wedge-type) tool post and assorted tool holders. Watcha got that's no longer needed in your shop? Best, Mike DiGirolamo, Charlottesville, VA. [email protected]- Apostle
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- Replies: 0
- Forum: Tooling, Parts and Accessories For Sale or Wanted
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Have you ever seen on of these?
Have you ever seen a portable 3 phase generator?? Has anyone ever seen a small, gas-driven, THREE PHASE, portable power generator? I remember waaaay back, while in the USAF, seeing those HUGE generators on wheels, but I'm talking about a smaller unit, maybe 3-5 HP, 120V, 240V and/or 480V... -
FS: Nice Selection of 1 1/4" arbor Horizontal Cutters
SOLD SOLD SOLD FS: Nice Selection of 1 1/4" arbor Horizontal Cutters I have a 1" arbor on my Rockwell Mill and cannot use these beautiful cutters that are made for a 1 1/4" arbor. Most are carbide and in like-new condition. Sharp. $65.00 + shipping gets them right to your door. Paypal is...- Apostle
- Thread
- Replies: 7
- Forum: Tooling, Parts and Accessories For Sale or Wanted
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WTB: Tapmatic 50 TC/DC
Looking for a nice Tapmatic 50 TC/DC tapping head with 1/2" shank. Hoping it comes with collets and wrenches. Email me with what you have.. Thanks, Mike [email protected]- Apostle
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- Replies: 2
- Forum: Tooling, Parts and Accessories For Sale or Wanted
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Searching For Elementary Books on Surface Grinding
I've recently acquired my first surface grinder, a Harig 612. It's been quite an experience restoring the machine and I'm writing my story for later posting. I'm a serious hobbyist that's searching for a book(s), perhaps a textbook, that covers the use of surface grinders. I have books on...- Apostle
- Thread
- Replies: 12
- Forum: Abrasive Machining
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HELP - Computine Horizontal Mill Table Feed
Hi Guys, I am stumped! I have a Sheldon No. 0 Horizontal Milling Machine on its way to my shop. While I'm pretty familiar with many machine shop operations (lathe, vert milling, welding, etc), a horizontal mill is new to me. I've had very little experience running one. I've been... -
Looking for Machinists and or Tool & Die Makers - Retired or Otherwise!
Looking for Machinists and or Tool & Die Makers - Retired or Otherwise! I'm a retired optometrist with a serious hobby of precision machining. I've always enjoyed working on machinery and would like to befriend any experienced machinists who would like to talk about and share some of their...- Apostle
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- Replies: 6
- Forum: Antique Machinery and History
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For Sale: Emco-Maier Super-11
Emco-Maier Super-11. Meticulous owner. Gently used. Fully tooled. Honestly, this is a dream set-up for someone seeking a precision fully-tooled machine in excellent condition. Photos available. Contact: Mike, DrD at 2020 dot com- Apostle
- Thread
- Replies: 11
- Forum: Machinery for Sale or Wanted
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FS Emco-Maier Super 11 -- Loaded with Tooling
Emco-Maier Super 11 in excellent condition loaded with almost all imaginable tooling. The only accessory I do not have is the milling attachment. It came from the estate of a dear friend & colleague - a master mechanic who built steam models and clocks. It was purchased brand new by him and...- Apostle
- Thread
- Replies: 10
- Forum: Machinery for Sale or Wanted
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Question about Taps
1. Can someone tell me when it's best to use a 3 or 4 flute tap instead of a two flute tap? I understand that chip clearance would be greatly enhanced when using a 2 flute tap but is it more likely to break or is this the case with a 4 flute? 2. I've broken a 4 flute tap in a piece of 1/4"... -
Cutting Oil - help needed in finding..
I am trying to locate a certain type of cutting oil that was once used commercially. Back in ca 1970, I worked as an EE at Parker-Hannifin Corp in Irvine, California. Though I worked in a separate building from the machining facility, there were times I attended meetings on “the other side of...