1. Content: metal tube, plastic head, plastic bar 2. Appearance: mental stalk son, easy to carry 1. Content: metal tube, plastic head, plastic bar2. Packing: 100/400pcs 31*27*26cm(29*13.5*12cm) Appearance: mental stalk son, easy to carry. Using: push and pull the tail of the depth of instument Tire depth gauge(HL-901)