The test is repeated to make sure that the result is repeatable.
Ceramic coating scratch test.
If the pencil scratches the surface of the coating then a softer pencil is used until we acquire the first pencil that doesn t scratch the coating.
A pencil is selected and a line about 1 2 inch long is made.
Protect your car from scratch playing kids using ceramic coating.
Apply auto ceramic on your car and protect it from dirt scratch and also increase paint l.