3M 9145, Disc Pad Holder, 4-1/2 in x 1/8 in x 3/8 in 5/8-11 Internal, 7000046035 
3M 7494, 922, Disc Pad Holder 922, 2 in x 1/4 in Shank, 7000045864 
Insize 6881-BE, GAGE BLOCK ACCESSORY, base, 6928640358821
$384.72
Gage Block Base
Working Surface: 1.378″
Gage block accessory
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