Guided by scientific and technological innovation, BTMark always keeps outward-oriented and sticks to the positive development on the basis of technological innovation. fiber marking laser We have been investing a lot in the product R&D, which turns out to be effective that we have developed fiber marking laser. Relying on our innovative and hard-working staff, we guarantee that we offer customers the best products, the most favorable prices, and the most comprehensive services as well. Welcome to contact us if you have any questions.This product can withstand the damage. Its mechanical action does not arbitrarily cause the material to be lost from the surface.