Dynabrade 78579 1/4" Dia. x 1" W x 1/8" Center Hole, 60 Grit, 100/pack 
Dynabrade 94980 1/4" Composite-Style Coupler, 1/4" Male 
Dynabrade 97568 3/8" NPT Female Safety Coupler 
Insize 4131-3B1, AMERICAN STANDARD THREAD PLUG GAGE, 3/4-10UNC, 6928640359064
$141.24
Class 2B.
Standard ANSI/ASME B1.2
Supplied with Go and No-Go gages together
Supplied with manufacturer inspection certificate.
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