3M 77559, Cubitron II Hookit Cloth Disc 784F, 77559, 36+ to 120+, 5 in x NH, Die 500X, 7100232738 
Dynabrade 78127 3" Dia. Medium NWN VT DynaBrite Locking-Type Disc, 25/pack 
Insize 6527-5, SINE TABLE, 6×6″, 6928640347832
$1,652.37
Accuracy of angle ?15 seconds
Made of alloy tool steel
Hardness HRC58~60
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