3M 50013, Venture Tape Cloth Duct Tape 1500, Silver, 72 mm x 55 m (2.83 in x 60.1 yd), 7010337384 
3M 02140, Fibre Disc Backup Pad, TN Quick Change , 4-1/2 in x 5/8-11 Internal, 7000045746 
Insize 2429-E7D5, SPLIT TYPE DIAL BORE GAGE SET FOR BLIND HOLES, .163 – .307″, 6928640357008
$3,075.13
Split type contact points
Accuracy (without indicator): 3um (measuring range 1.5~10mm), 4um (measuring range 10~20.6mm)
Repeatability (without indicator): 1um
Setting rings and dial indicators are optional
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