Resolution 0.01pH
Accuracy ?0.01pH
Reading mode: auto-read and continuous-read
Automatic/manual temperature compensation
Auto-hold feature senses and locks the measurement endpoint
1 or 2 points calibration with standard recognition
Data capacity up to 200 sets for each parameter

Norton 66261014792 - 2" Medium Grade Aluminum Oxide Bear-Tex Speed-Lok High Strength Maroon TR Non-Woven Abrasive Disc 160 Each
3M 26583, Accuspray Refill Pack for PPS Series 2.0, Green, 1.3 mm, 7100152953
Insize 4112-AD136, INDIVIDUAL STEEL GAGE BLOCK, .136", grade 0, 6928640352867 