3M 65489, Pro Grade Precision Ultra Durable Universal Hole Sanding Disc DUH5120TRI-10I, 5 inch UH, 120, 7100202873, 10 per pack 
3M 26022, PPS Series 2.0 Adapter, Type S12, 10 mm Male, 1.0 mm Thread, 7100135943 
Insize 3580-50E, DIGITAL UNIVERSAL MICROMETER, 1-2″/25-50mm, 6928640356186
$764.23
Resolution .00005″/0.001mm.
Non-rotating spindle.
Button function: on/off, set, inch/mm, ABS/INC.
Data output. LR44 battery, automatic power off.
Ratchet stop.
Supplied with 7 pairs of anvil/spindle tip (same as series 3280).
Setting standards are included (except 0-1″/0-25mm).
