huada die casting hongyu zipper factory direct sales 3#4#5#7#8#10# nylon long plate head

3# Nylon Long Board Head Specification: 1570 pieces/KG, 1265 pieces/KG, 1057 pieces/KG 4# Long Board Head: 708 pieces/KG 5# Long Board Head: 829 pieces/KG, 693 pieces/KG, 625 pieces/KG, 600 pieces/KG, 527 pieces/kg, 515 pieces/Kg, 480 pieces/kg, 403 pieces/kg 7# Long Board Head: 675 pieces/KG, 520 pieces/KG, 435 pieces/KG 8# Long Board Head: 415 pieces/KG, 358 pieces/KG, 287 pieces/KG 10# Long Board Head: 327 pieces/KG, 134 pieces/KG, 145 pieces/KG, 91 pieces/KG