Outer diameter * Inner diameter * Thickness

M2(5*2*1)mm 150PCS
M2.5(5*2.5*1)mm  150PCS
M3 (6*3*1)mm  150PCS
M4 (8*4*1)mm  150PCS
M5 (10*5*1)mm  80PCS
M6 (12*6*1.2)mm  50PCS
M8 (16*8*1.5)mm  20PCS
M10 (20*10*2)mm 20PCS
M12  (20*12*2)mm  10PCS

ATTENTION PLEASE:

1,Way to communicate : Please contact us if there is any question regarding the item. We will respond your question or email in 24hours(because of the jet lag) 
2,Transportation problem :This is a multinational trade, such as transport processes that cause inconvenience, please understand.
3,Photo & Size : Please note, that the pictures are enlarged slightly for your convenience. Make sure to notice the actual size of the merchandise, as it may be smaller than the representing photo.
4,Measurement error : Please allow a small measurement error.

SHIPPING:

1,Import duties and taxes are not included in the item price and shipping. 
2,Item will be posted as soon as possible after payment.
3,We wish the paskage arrives to you sooner, but international mail is highly depended on the custom and local post office, so if you don’t receive your item, please connact us, thank you for you kindly understanding.

RETURN REFUND:
Please check the package and the items carefully . lf have any problems, please feel free to contact us.

FEEDBACK:
1,We hope you like the item and look forward to you shopping with us again in near future. Your satisfaction, received support is the most fundamental driving force us to make unremitting efforts!

2,Pleasetake take a minute to leave us a positive feedback with an overall Detailed 
Selling Rating (DSR) of 5.