Insize 4120-14, METRIC THREAD RING GAGE, GO, M14x2, 6928640341489 
3M 12954, Scotch-Brite Roloc Surface Conditioning Disc, TR, 4 in x NH A CRS, 12954, 7100007009, 100 per case 
3M 45100, Roloc Disc Pad TR, Hard 1-1/2 in 1/4-20 Internal, 7000045286 
$283.39
4-1/2 Inch Discs
Dynabrade 79843 DynaBolt AO SS 4.5″ x 1/4″ x 7/8″ T27 Grinding Wheel, Box of 10 Discs
$5.75
$3.24
4-1/2 Inch Discs
Dynabrade 79826 DynaBolt AO SS 4.5″ x .045″ x 7/8″ T42 Right Angle, Box of 10 Discs
$2.55
