<html><body><div style="font-family: times new roman, new york, times, serif; font-size: 12pt; color: #000000"><div>The holder for the better tap and die kits have a built in guide to keep the die straight. No problem with cutting an inch or more of thread.</div><div><br></div><div>Regards,</div><div><br></div><div>Chalie</div><div><br></div><hr id="zwchr"><div style="color:#000;font-weight:normal;font-style:normal;text-decoration:none;font-family:Helvetica,Arial,sans-serif;font-size:12pt;" data-mce-style="color: #000; font-weight: normal; font-style: normal; text-decoration: none; font-family: Helvetica,Arial,sans-serif; font-size: 12pt;"><b>From: </b>"Bob Spidell" <bspidell@comcast.net><br><b>To: </b>healeys@autox.team.net<br><b>Sent: </b>Wednesday, May 13, 2020 10:17:51 AM<br><b>Subject: </b>Re: [Healeys] BSF Taps and Dies<br><div><br></div>My (somewhat limited) experience is that the so-called 'dies' are really <br>only thread chasers. If you try to use them to actually thread, say, a <br>pipe or rod the die will wander laterally and you won't get a straight <br>thread. I don't know if actual 'dies' are available outside a machine <br>shop but, probably the only way to get a straight thread is with a lathe.<br><div><br></div>On 5/13/2020 6:49 AM, Bob Haskell wrote:<br>> Tom,<br>><br>> If the pipe is 1/2" outside diameter, then a 1/2"-13 UNC or 20 UNF die <br>> would be used. Pipe is usually given by the inside diameter and <br>> normally has tapered threads (NPT), in the US. A 1/2" pipe would use <br>> a 1/2" NPT die which is much larger than the 1/2"-13 or 20 dies.<br>><br>> Cheers,<br>><br>> Bob Haskell<br>> Austin Healey 3000 BN7/BT7 registrar<br>><br>> On 5/13/20 7:12 AM, Tom Felts wrote:<br>>> Totally off Healey content, but here is a stupid question Re. dies. <br>>> I have a piece of 1/2" OD steel pipe I want to thread (the outside). <br>>> I don't know the die size to use. A 1/2" die seems way too small. <br>>> Anyone know what size die to use? the number of threads doesn't <br>>> matter---just the size of the die.<br>>> Thanks<br>>> Tom<br>>><br>>> ----- Original Message -----<br>>> From: Michael MacLean <rrengineer.mike@att.net><br>>> To: 'Healeys' <healeys@autox.team.net>, simon lachlan <br>>> <simon.lachlan@alexarevel.plus.com><br>>> Sent: Wed, 13 May 2020 02:51:28 -0400 (EDT)<br>>> Subject: Re: [Healeys] BSF Taps and Dies<br>>><br>>><br>>> I just want them to clean up threads. Should be adequate for that..<br>>> Mike M<br>>><br>><br><div><br></div>_______________________________________________<br>Support Team.Net http://www.team.net/donate.html<br>Suggested annual donation $12.75<br><div><br></div>Archive: http://www.team.net/pipermail/healeys http://autox.team.net/archive<br><div><br></div>Healeys@autox.team.net<br>http://autox.team.net/mailman/listinfo/healeys<br><div><br></div>Unsubscribe/Manage: http://autox.team.net/mailman/options/healeys/schottc@knology.net<br><div><br></div></div><div><br></div></div></body></html>