@ty669ww
Active 3 년, 2 개월 전
http://www.zyabrasives.com/grinding-disc/
zyabrasives.com
What is a Grinding Disc? Grinding disc contain abrasive grains and layers of fiberglass bonded into a wheel shape by another substance. The abrasive grains act as grinding tools, removing material from a workpiece to shape and refine it. Grinding wheels are useful in many grinding and […] 보기
죄송합니다. 회원을 찾을 수 없습니다.