Place the tread gauge on the surface of the tyre and push the end down, “A needle” will stick down into one of the tyre grooves and you will be able to get the depth reading.
Pack Of 15 Tyre Tread Depth Gauge Measure Tools, Round Keychain for Truck HGV
30x Tyre Tread Depth Gauge Measure Tool for Car and Van Round Keychain Trolley
1x Tyre Tread Depth Gauge-Check-Car Wheel Measure-Tire Tool-Car-Van-HGV-UK
Tyre Tread Depth Gauge Measure Tool for Car and Van Round Keychain Trolley Coin
Tyre Tread Depth Gauge Measure Tool Round Keychain Truck HGV Pro-B Lulee UK
Tyre Safety Pack -Tyre Pressure Gauge & Tyre Tread Depth Gauge
