Packaging : 
1.one piece in one plastic pipe, 10pieces per group ,than in a carton
2.put the goods encased with air bubble paper into the carton
3.inner box size is 160x130x70mm:
<1>D3-8mmx50L,can be encase 120pcs ;
<2>D3-8mmx75L,can be encase 100pcs;
<3>D10-12mmx75L,can be encase 80pcs;
4.outside box ,the size have three types :
<1>310x250x120mm;
<2>250x200x180mm;
<3>200x180x130mm.

Any of your concern or question is always welcome!