3M 05027, Utility Cloth Roll 211K, 150 J-weight, 1-1/2 in x 50 yd, Full-flex, 7100031693 
Insize 4801-16E, RADIUS GAGE, 17/64″-1/2″, 6928640330063
$26.25
Radius Gage Set Range 17/64″ to 1/2″
16 Internal Leaves and 16 External Leaves
Accuracy +/- .0014
Made of medium carbon steel
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