1.2x1.2mm: width 1.2mm, length 1.2mm, hole 0.7mm
1.5x1.5mm: width 1.5mm, length 1.5mm, hole 1mm
2x2mm: width 2mm, length 2mm, hole 1.5mm
2x3mm: width 2mm, length 3mm, hole 1.2mm
2x5mm: width 2mm, length 5mm, hole 1.5mm
2.5x2mm: width 2.5mm, length 2mm, hole 1.8mm
3x2mm: width 3mm, length 2mm, hole 2mm
3x3mm: width 3mm, length 3mm, hole 2mm
4x4mm: width 4mm, length 4mm, hole 2.7mm
(3)Package: in a bubble envelope
A tracking number is available for all our shipping service. In our store, there is NO Additional Shipping Charge, no matter how many you buy.