R/C Tech Forums - View Single Post - AL4 or AR4 Diamond Tipped lathe bits?
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Old 05-05-2004, 09:20 AM
  #3  
Hondaguy
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Join Date: Dec 2003
Location: Worthington, OH
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I bought 2 carbide AL4 bits for $4.15ea. and a diamond file for $6.00 at a local tool supply store. Just keep the carbide bits sharp and they work great.
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