BNH tester

Jim F

H-M Supporter - Gold Member
H-M Supporter Gold Member
Joined
Sep 24, 2020
Messages
2,021
Got a BNH tester, only ID marks are
Made for W.C, Davis
by
D.E, Frank
6-70
 

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7/16 ball with 200 lb load could only be for very soft metals
 
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