I bought a box of tools for $25. All sorts of stuff: taps, dies, lathe bits, end mills, and six dial indicators. (!!!!). This pair of bits has me puzzled.
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Little Giant. 7/16NF20. J537. HSS.
Are they half nuts? Maybe pipe...
Found These In A Box Of Old Tools. What Are They?
![[IMG]](http://uploads.tapatalk-cdn.com/20160208/008784c5655b9732fb98f9be4c4359e8.jpg)
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![[IMG]](http://uploads.tapatalk-cdn.com/20160208/ffa780d8f535137f5a7aee161b7102e7.jpg)
Little Giant. 7/16NF20. J537. HSS.
Are they half nuts? Maybe pipe...
Found These In A Box Of Old Tools. What Are They?