1) Applicable to PCB, LCD, SMT, clean room 2) Sizes: 1", 2", 4", 6", 8", 10", 12" 3) Color: blue, and other colour. ... Remove surface particles from work benches, carpets, furniture, clothes and can remove dust effectivelySticky roller can reduce the dust on ... fiber, copper breadcrumbs, dust, etc, so as to improve the yield of electronic products.1) Applicable to breadboard, PCB, LCD, SMT, clean room ...