the inside diameter of:
4 square inner diameter 4.3mm
6 square inner diameter is 4.5mm
quantity: different specifications, the number of inside is not the same, please read the classification description carefully before placing the order.
weight(g): 4 square-q500pcs:800; 6 square-q500pcs:820.
package weight(g): 4 square-q500pcs:830; 6 square-q500pcs:850.
package size(mm): **.
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