3M 05520, Sanding Block, Rubber, 2-3/4 in x 8 in, 7000028366 
Dynabrade 92190 2" W x 30" L 40 Grit A/Z DynaCut Belt, 10/pack 
Insize 2250-4, GROOVE WIDTH MEASURING INSTRUMENT, 0.55-1.4″/14-35.5mm, 0.01mm, 6940561975666
$2,311.72
Resolution 0.01mm
Measure the groove of flanger ring groove
Point height is adjustable
Optional: groove standard block (part no. 6254)
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