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Metalworking (rec.crafts.metalworking) Discuss various aspects of working with metal, such as machining, welding, metal joining, screwing, casting, hardening/tempering, blacksmithing/forging, spinning and hammer work, sheet metal work. |
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#1
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Metric sizes
Hi, recently I was given a set of taps and dies of special kind. As there
a M 1,5 x 0,35 M 2 x 0,45 M2,5 x 0,45 M 3 x 0,6 M 4 x 0,75 M5 x 0,9 Does anyone out there in the metric world know where those strange sizes are (were) used for?? Novice |
#2
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Metric sizes
On 12/19/08 3:46 AM, in article
, "Novice" wrote: Hi, recently I was given a set of taps and dies of special kind. As there a M 1,5 x 0,35 M 2 x 0,45 M2,5 x 0,45 M 3 x 0,6 M 4 x 0,75 M5 x 0,9 Does anyone out there in the metric world know where those strange sizes are (were) used for?? Novice Some of these are listed as "french" in the Metric & Multistandard Catalog. Did they come from a bicycle shop? Wavejumper |
#3
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Metric sizes
I believe they came from an army dump.
Nothing to do with bicycles I think. From an other source I heard them indeed mentioned as "cycle thread" but I have never seen M 1,5 on an bike. Novice "Wave Jumper" schreef in bericht ... On 12/19/08 3:46 AM, in article , "Novice" wrote: Hi, recently I was given a set of taps and dies of special kind. As there a M 1,5 x 0,35 M 2 x 0,45 M2,5 x 0,45 M 3 x 0,6 M 4 x 0,75 M5 x 0,9 Does anyone out there in the metric world know where those strange sizes are (were) used for?? Novice Some of these are listed as "french" in the Metric & Multistandard Catalog. Did they come from a bicycle shop? Wavejumper |
#4
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Metric sizes
On Dec 19, 11:36*am, "Novice" wrote:
I believe they came from an army dump. Nothing to do with bicycles I think. From an other source I heard them indeed mentioned as "cycle thread" but I have never seen M 1,5 on an bike. M2 is right for the bicycle spokes I just measured. Some spokes could be M 1.5, it would be somewhat less than surprising. |
#5
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Metric sizes
Perhaps firearm threads, they are typically very fine thread, even on
American weapons. Steve "Novice" wrote in message . .. Hi, recently I was given a set of taps and dies of special kind. As there a M 1,5 x 0,35 M 2 x 0,45 M2,5 x 0,45 M 3 x 0,6 M 4 x 0,75 M5 x 0,9 Does anyone out there in the metric world know where those strange sizes are (were) used for?? Novice |
#6
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Metric sizes
"Novice" wrote in message . .. I believe they came from an army dump. Nothing to do with bicycles I think. From an other source I heard them indeed mentioned as "cycle thread" but I have never seen M 1,5 on an bike. Novice "Wave Jumper" schreef in bericht ... On 12/19/08 3:46 AM, in article , "Novice" wrote: Hi, recently I was given a set of taps and dies of special kind. As there a M 1,5 x 0,35 M 2 x 0,45 M2,5 x 0,45 M 3 x 0,6 M 4 x 0,75 M5 x 0,9 Does anyone out there in the metric world know where those strange sizes are (were) used for?? Novice Some of these are listed as "french" in the Metric & Multistandard Catalog. Did they come from a bicycle shop? Wavejumper Have a look at this site. it may have them http://www.gewinde-normen.de/en/cei-thread.html |
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