Description

external diameter：7.48mm

17 type Thickness below：

we also have otherthickness below ,if you need , you can contact us :

1.20mm 1.25mm 1.30mm 1.35mm 1.40mm  1.45mm

1.50mm 1.55mm 1.60mm 1.65mm 1.70mm  1.75mm

1.80mm 1.85mm 1.90mm 1.95mm 2.00mm  2.05mm

2.10mm 2.15mm 2.20mm 2.25mm 2.30mm  2.35mm

2.40mm  2.45mm 2.50mm 2.55mm 2.60mm  2.65mm

2.70mm 2.75mm 2.80mm 2.85mm 2.90mm  2.95mm

3.00mm 3.05mm 3.10mm 3.15mm 3.20mm  3.25mm

3.30mm 3.35mm 3.40mm 3.45mm 3.5mm