Standard Abrasives 877002, Unitized Mounted Point, 811 B52 x 1/8 in, 3M 7100025527 
Dynabrade 94993 1/4" Male Composite-Style Coupler with 1/4" Female Plug Assembly 
Insize 4130-56, METRIC THREAD PLUG GAGE, M56x5.5, 6928640340222
$192.36
Supplied with Go and No-Go gages together.
Class 6H.
Standard ISO1502.
Supplied with manufacturer inspection certificate.
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