Standard Abrasives 811027, Type 27 Cleaning Disc, 4-1/2 in x 1/2 in x 7/8 in, 7000046837 
Dynabrade 78425 4-1/2" Dia. x 3/8" Coarse DynaBrite Surface Conditioning Disc, 25/pack 
Insize 6252-B14, BALL POINT (line pipe), 14 threads per inch, 6928640383892
$88.38
Supplied in pair
For taper measuring instruments (code 2230) and pitch measuring instruments (code 2234, 2235)
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