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Total 21 documents matching your query.

1. breaking off a tap?! (score: 1): Author: nicholas harteau <nrh@ikami.com>; Date: Mon, 3 Mar 2003 18:15:20 -0600; I can't even believe it. I was tapping some threads into what basically amounts to aluminum stock (an aftermarket upper tailgate for my truck) and I broke the lovely tap off inside the pillar! Not on; /html/shop-talk/2003-03/msg00016.html (7,870 bytes)
2. Re: breaking off a tap?! (score: 1): Author: "Keith Turk" <kturk@ala.net>; Date: Mon, 3 Mar 2003 18:29:05 -0600; couple of ideas actually...... first try a pair of needle nose pliers to back it out.... it you can't get to it with them try a pick or an awl.... the deal is they are much easier coming out then goi; /html/shop-talk/2003-03/msg00017.html (8,903 bytes)
3. Re: breaking off a tap?! (score: 1): Author: Chris Kantarjiev <cak@dimebank.com>; Date: Mon, 3 Mar 2003 16:53:05 -0800 (PST); There are specialty tools for removing taps - they have multiple fingers that reach down the relief slots of the tap, allowing you to turn it. I seem to recall that nitric acid will dissolve the stee; /html/shop-talk/2003-03/msg00018.html (8,063 bytes)
4. Re: breaking off a tap?! (score: 1): Author: Eric Murray <ericm@lne.com>; Date: Mon, 3 Mar 2003 17:27:39 -0800; Put a steel nut with the appropriate sized hole over the hole in the aluminum, and use a mig welder weld the nut to the end of the tap. I have not tried this one myself, but others have reported succ; /html/shop-talk/2003-03/msg00021.html (8,573 bytes)
5. RE: breaking off a tap?! (score: 1): Author: "Gerald Brazil" <gerrybraz@voyager.net>; Date: Mon, 3 Mar 2003 20:28:44 -0500; Yes, there are a number of things to do.... Go to a professional machine tool place like Production Tool or Enco and buy a can of Tap Magic for aluminum....(you should have been using it when you bro; /html/shop-talk/2003-03/msg00022.html (9,868 bytes)
6. Re: breaking off a tap?! (score: 1): Author: Todd Walke <racertod@racertodd.com>; Date: Mon, 03 Mar 2003 18:26:13 -0800; Do a Google.com search on "tap extractors" and you'll get a bunch of hits for companies that sell tools to extract a broken tap. Here is one if you want to see what they look like: http://www.waltont; /html/shop-talk/2003-03/msg00026.html (9,219 bytes)
7. Re: breaking off a tap?! (score: 1): Author: Steve Shipley <shiples@attbi.com>; Date: Tue, 04 Mar 2003 22:49:33 -0800; It's a more extensive subject than I can convey in one post, but here's some stuff that might be relevant. What kind of tap were you using? I'm reading Machine Tool Practices for my class and I was p; /html/shop-talk/2003-03/msg00029.html (10,302 bytes)
8. Breaking off a tap?! (score: 1): Author: Derek <dereklola@yahoo.com>; Date: Wed, 5 Mar 2003 07:33:24 -0800 (PST); I recently needed a half inch deep 10-32 tapped hole in the head end of an 7/16 Allen bolt. The tapping would start OK (the inside of an Allen bolt isn't all that hard) but at about 3/8 deep it would; /html/shop-talk/2003-03/msg00030.html (8,988 bytes)
9. Re: Breaking off a tap?! (score: 1): Author: Trevor Boicey <tboicey@brit.ca>; Date: Wed, 05 Mar 2003 12:41:58 -0500; I would guess that it keeps the thread pitch accurate. If you were tapping with a lot of force, and only one or two threads were riding the "completed" thread, the danger would be that the thread pit; /html/shop-talk/2003-03/msg00031.html (9,062 bytes)
10. RE: Breaking off a tap?! (score: 1): Author: "Dave Scarlett" <dave_scarlett@excite.com>; Date: Wed, 5 Mar 2003 14:36:25 -0500 (EST); Derek, I've been scratching my head trying to guess what you were doing here, sounds like a good idea but... do tell, inquiring minds need to know. Cheers, Dave I recently needed a half inch deep 10-; /html/shop-talk/2003-03/msg00032.html (9,675 bytes)
11. RE: Breaking off a tap?! (score: 1): Author: Chris Kantarjiev <cak@dimebank.com>; Date: Wed, 5 Mar 2003 12:45:39 -0800 (PST); There are three kinds of hand tap: taper, plug and bottoming. Plug and bottoming taps typically have a fairly short threaded section supported on a thinner shaft. All three types have a slightly dif; /html/shop-talk/2003-03/msg00033.html (9,481 bytes)
12. RE: Breaking off a tap?! (score: 1): Author: Randall Young <ryoung@navcomtech.com>; Date: Wed, 5 Mar 2003 15:38:01 -0800; Chris, I beg to differ. The difference between taper, plug and bottoming taps is only how long the taper at the beginning of the tap is. A bottoming tap has only 1-2 partial threads, a plug tap has; /html/shop-talk/2003-03/msg00034.html (10,499 bytes)
13. Re: Breaking off a tap?! (score: 1): Author: Mark J Bradakis <mjb@autox.team.net>; Date: Thu, 6 Mar 2003 02:07:45 -0700 (MST); Good cutting fluid is a must when tapping. When tapping aluminum, I actually use charcoal ighter fluid. It is basically deodorized kerosene, a very light oil. And for some reason I always seem to hav; /html/shop-talk/2003-03/msg00045.html (8,674 bytes)
14. Re: Breaking off a tap?! (score: 1): Author: "Michael D. Porter" <mporter@zianet.com>; Date: Thu, 06 Mar 2003 03:02:44 -0700; Tapmatic used to make an excellent cutting fluid for aluminum until it qualified as hazardous waste, since it was, basically, trichloroethane with a non-sulfurous lubricant. Now, almost any other lub; /html/shop-talk/2003-03/msg00046.html (9,699 bytes)
15. RE: Breaking off a tap?! (score: 1): Author: Chris Kantarjiev <cak@dimebank.com>; Date: Thu, 6 Mar 2003 11:05:55 -0800 (PST); Well, Randall, we're both right. Even though I checked Machinery's Handbook (mine is an old edition, the tenth), I misremembered what I read between the time I put the book down and started typing:; /html/shop-talk/2003-03/msg00048.html (9,082 bytes)
16. RE: Breaking off a tap?! (score: 1): Author: Randall Young <ryoung@navcomtech.com>; Date: Thu, 6 Mar 2003 12:27:06 -0800; I've seen exactly one of those sets in my life, my grandfather got them from his father. I believe they were made around 1915. Fitted wooden box (cracked in several places), adjustable square dies,; /html/shop-talk/2003-03/msg00049.html (8,684 bytes)
17. Re: Breaking off a tap?! (score: 1): Author: "Phil Ethier" <pethier@isd.net>; Date: Thu, 6 Mar 2003 20:13:19 -0600; Through holes, use a gun tap. And don't back off. The gun tap pushes the chips forward, so you you tap in one pass. One instructor I had always used a gun tap in blind holes, also. He did half the h; /html/shop-talk/2003-03/msg00050.html (8,929 bytes)
18. Re: Breaking off a tap?! (score: 1): Author: David Scheidt <dmschei@attglobal.net>; Date: Thu, 6 Mar 2003 22:43:08 -0500; That's a spiral fluted tap, right? They don't work as well in non-ductile materials, which don't form such long chips. Hmm. Many of the cutting fluids I've used claim to be suitable for tapping cast; /html/shop-talk/2003-03/msg00051.html (8,892 bytes)
19. Re: Breaking off a tap?! (score: 1): Author: "Phil Ethier" <pethier@isd.net>; Date: Sun, 9 Mar 2003 00:59:43 -0600; the No, a spiral POINT. See the pic at http://industrialhardware.com.au/Gun_Tap_M3x0_5_Goliath_0001HG.html where the description reads: "Gun Taps also known as Spiral Point Taps or Gun Nosed Taps. Gu; /html/shop-talk/2003-03/msg00056.html (10,603 bytes)
20. RE: Breaking off a tap?! (score: 1): Author: Steven Trovato <trovato@computer.net>; Date: Mon, 10 Mar 2003 08:06:54 -0500; Have any of you actually tried building one of these? I have the book, and I'm tempted, but I haven't tried it yet. -Steve /// unsubscribe/change address requests to majordomo@autox.team.net or try /; /html/shop-talk/2003-03/msg00063.html (8,068 bytes)

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