Resolution .00005″/0.001mm
Measure peak-to-valley height of blast cleaned surface. If the profile is too low, the adhesion of the coating to the surface will be reduced. If the profile is too high, there is the danger that the profile peaks will remain uncoated, allowing rust spots to occur.
Meet ASTM D 4417-B.
Zero set block is included, set zero before measurement.
Button function: tolerance Go and No-Go display, data preset, measuring direction change, max./min./TIR measurement, inch/metric conversion, absolute/incremental measurement.
Battery CR2032, automatic power off.
Data output. Stainless steel base.

3M 03027, Scotch General Purpose Cloth Duct Tape 393, Silver, 48 mm x 54.8 m, 12 mil, 7000048964
Dynabrade 64350 26" W x 36" L (660 mm W x 914 mm L) Metal Capture Downdraft Station, 230 V (AC)
Standard Abrasives 711471, A/O Straight Cartridge Roll, 1/2 in x 1 in x 1/8 in 120, 7100085873
Standard Abrasives 726057, A/O R6 Taper Precision Cartridge Roll, 3/8 in x 1-3/4 in x 1/4 in 60, 7100098752
3M 54137, Scotch-Brite, Roloc AL Surface Conditioning Disc TR, 2 in x NH A CRS, 7100075554, 200 per case 
