3M 93949, General Purpose Sanding Sponge CP040-3PK, Single Angle, 2-7/8 in x 4-7/8 in x 1 in, Fine, 7100175194, 3/pack 
Dynabrade 01438 Spring 
Insize 2187-6, ADJUSTABLE SNAP GAGE, 0-.24″, 6928640314360
$125.64
Used as Go/No-Go gage by setting upper and lower limits.
Flatness of anvil: 59_in.
Parallelism between tips and anvil: range 0-1.26″: 118_in,
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Insize 0010-A35, SOUND LEVEL METER, 35dB~130dB, 6974029777004
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