Scotch-Brite 07517, Large Area Stripe Removal Disc 07517, 8 in x 5/8 in, 7000120847 
Insize 2433-E300, INTERNAL GROOVE BORE GAGE, 7.1-11.8″, 6928640379079
$10,736.20
Measure diameter of internal grooves (width of groove _3mm)
Anvil is needed
Optional accessory:0.01mm or 0.001mm graduation dial indicators, setting ring
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