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.)

Standard Abrasives 726001, A/O R8 Straight Precision Cartridge Roll, 1/2 in x 1-3/4 in x 1/4 in 100, 7100098772
Insize 4808, WIRE GAGE, 0-36(.3249~.0050"), 6928640330155
3M 45098, Roloc Disc Pad TR, Soft 1-1/2 in 1/4-20 Internal, 7000045277
3M 45099, Roloc Disc Pad TR, Medium 1-1/2 in 1/4-20 Internal, 7000045280
3M 45100, Roloc Disc Pad TR, Hard 1-1/2 in 1/4-20 Internal, 7000045286
3M 64318, Cubitron II Depressed Center Grinding Wheel, Quick Change, Type 27, 6 in x 1/4 in x 5/8"-11, 7100103318, 20 per case
3M 14211, Roloc Disc Pad TS and TSM, Medium 2 in 1/4-20 Internal, 7000045283 