Instructables

How to make a metal lathe tap and die Jig

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  This is the first project i have made on my new lathe . It is a easy way to Use a die to make threads or chase them to clean them up.
 
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Step 1: My new lathe and mill

Picture of My new lathe and mill
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 The first picture is my new precision matthews  12 x 36  metal lathe and the 2nd picture is my new precision matthews  pm30mv mil

Step 2: Tap and Die Plans

Picture of Tap and Die  Plans
Here are the detailed plans for the project.

Step 3: Turning the main body of the die Jig

Picture of Turning the main  body of the die Jig
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 Picture #1  shows the turning of the main body of the die jig to  1''
 Picture # 2  shows drilling the body all the way thru with a 1/2 inch drill .I then bored the end to 13/16 x3/8 deep for the die to be inserted.

Step 4: Knurling

Picture of Knurling
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 The first and second picture show the knurling process. It took a few times to get it right .

Step 5: Finished main body

Picture of Finished main body
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1st picture shows the finished body and the metal stock i used  .
 2nd , 3rd and 4th picture shows the finished die assembly.

Step 6: Support arms with knobs plan

Picture of Support arms with knobs plan

Step 7: 3 handles and knobs

Picture of 3 handles and knobs
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pic #1 shows the 3 support arms
  #2 Shows the knobs being polished
 #3 and #4 show the finished die jig

video #1 shows the die jig in use chasing threads on the lathe

video #2 shows a ball turner i made making the knobs for the die jig