... pressure and tire tread depth. *Novel shape design har 3 in 1 Digital Tyre GaugeSpesifications(Tyre Gauge)Range: 0~100PSI, ... engineering and Lightweight(about 45g). *With flashing tip. *2 kinds of units in measuring tread depth gauge: Mm, ... Calipers, Micrometers, Dial Indicators, Squares, Protractors, Gages, etc (2) Machinery Accessories------Tool Post and Holder, Collects, Chucks, Drill Chucks ...