3M 24049, Wetordry Cloth Disc 281W, P1000 YF-weight, 8 in x NH, Die 800JM, 7000045052 
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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Insize 4809, U.S. STAND SHEET METAL GAGE, 0-36(.3125~.0070″), 6928640330162
$35.18