For digital calipers (range ?40″) and digital height gage
Through wireless transmission, the measurement data can be transmitted to computers or mobile phones
For windows and android systems
Wireless zigbee protocol, conforming to IEEE802, 2.4GHz band
Transmission distance is 49ft (Under the condition of no obstruction and no electromagnetic interference. The transmission distance of built-in wireless measuring tools can be found in their respective introduction.)

3M 60357, Scotch-Brite Roloc Light Grinding and Blending Disc, GB-DR, Super Duty A Coarse, TR, 3 in, 7100009310, 100 per case
Insize 6862-1001E, DIAL INDICATOR STAND, 6928640358272
3M 54136, Scotch-Brite Roloc AL Surface Conditioning Disc TR, 2 in x NH A MED, 7100075707, 200 per case
Dynabrade Nitro Series RS1 Reciprocating Saw
Dynabrade 12201 Stockade Reciprocating Filer
Dynabrade 95843 Dynabrade Air Lube 10W/NR, 1 Gallon
3M 07144, Inhalation Valve 6893/07144(AAD), System Component, 7000002049, 200 EA/Case 