4x Cold glue Car headlight adjustable cleaner for cleaning polyurethane Sealant of the European and American cars headlight

Specification: 
Some cars headlamp are using special sealant--cold glue, making a nightmare for reftrofitting and opening the headlamp,
cause it's very hard to heat, to open and to clean the glue from headlight.
These knifes tools are design for helping you to solve such a headache, which is very humanized.
One set includes 4 diferent knifes, you can choose any one of them to use according to the type of headlamp, size, depth, bend.