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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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![]() "Mike Henry" wrote in message ... I'll gladly buy one, but no one seems to make Morse Taper 2 end mill holders for 3/4" shanks any more. Nobody makes 4 inch dia x 1/2 in shank silver & deming drills either, go figure.... -- SVL |
#2
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![]() "PrecisionMachinisT" wrote in message ... "Mike Henry" wrote in message ... I'll gladly buy one, but no one seems to make Morse Taper 2 end mill holders for 3/4" shanks any more. Nobody makes 4 inch dia x 1/2 in shank silver & deming drills either, go figure.... I gather that you think a 3/4" end mill holder will put too much torque on the MT2 spindle. My primary application would be for occassional fly cutting of aluminum with a 3" insert fly cutter with modest DOC. Is that too much to expect?. |
#3
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![]() "Mike Henry" wrote in message ... "PrecisionMachinisT" wrote in message ... "Mike Henry" wrote in message ... I'll gladly buy one, but no one seems to make Morse Taper 2 end mill holders for 3/4" shanks any more. Nobody makes 4 inch dia x 1/2 in shank silver & deming drills either, go figure.... I gather that you think a 3/4" end mill holder will put too much torque on the MT2 spindle. My primary application would be for occassional fly cutting of aluminum with a 3" insert fly cutter with modest DOC. Is that too much to expect?. For the tool manufacturers, apparently yes.........'modest cuts" no......"very light".....perhaps......realize that many shops would fire your butt due to the hazard and possible liability.... But since you seem so determined, why not just turn the shank down on your flycutter, or maybe even make up a new flycutter--one that actually 'fits' the holder you already got ??? -- SVL |
#4
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![]() "PrecisionMachinisT" wrote in message ... "Mike Henry" wrote in message ... "PrecisionMachinisT" wrote in message ... "Mike Henry" wrote in message ... I'll gladly buy one, but no one seems to make Morse Taper 2 end mill holders for 3/4" shanks any more. Nobody makes 4 inch dia x 1/2 in shank silver & deming drills either, go figure.... I gather that you think a 3/4" end mill holder will put too much torque on the MT2 spindle. My primary application would be for occassional fly cutting of aluminum with a 3" insert fly cutter with modest DOC. Is that too much to expect?. For the tool manufacturers, apparently yes.........'modest cuts" no......"very light".....perhaps......realize that many shops would fire your butt due to the hazard and possible liability.... I'd have been fired long ago if I did this for a living. It's mostly just a hobby for me, though some parts are made for work in an R&D environment. But since you seem so determined, why not just turn the shank down on your flycutter, or maybe even make up a new flycutter--one that actually 'fits' the holder you already got ??? The flycutter can be seen here, in the second picture down from the top: http://www.rotarytech.com/products.php It's got center holes on each end, so I suppose it could be turned between centers. Getting a dog leg on the flycutter end might be a problem given the radius on that end, so it might be better to hold it in a 4-jaw chuck. From an engineering standpoint, though, it seems that a 3/4" EM holder is simpler and at least as cheap a solution if machining time is considered. Then too, I'd also like to use (or at least try out) the Tree boring head and I'm not about to try turning it's 3/4" shank down to 1/2". Mike |
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