... .Excellent hammer effect,good adhesion and flexibility. Hammer Finish Paint Package: 400ml/can, 12 cans/cartonCarton Size: 280*200* ... machinery, steel door, theftproof window and door, electronic tools, medical equipment, metal, glass, ceramics, and some other mechanical parts, etc. ... seconds before use. 3.Press the nozzle with index finger, then spray back and forth with a distance of 25-30 cm away ...