W1514 Mineral Watch Crystal 4.0mm Thick Flat Round Glass Kit for Watchmakers

W1514 Mineral Watch Crystal 4.0mm Thick Flat Round Glass Kit for Watchmakers

Thickness: 4.0mm, size from 25mm to 50mm, 0.5mm size increment

Size of Glass Kit

Set 25.5mm-30mm, Diameter: 25mm to 30mm,     20pcs in total

Set 30.5mm-35mm, Diameter: 30.5mm to 35mm,  20pcs in total

Set 35.5mm-40mm, Diameter: 35.5mm to 40mm, 20pcs in total

Set 40.5mm-45mm, Diameter: 40.5mm to 45mm,  20pcs in total

Set 45.5mm-50mm, Diameter: 45.5mm to 50mm, 20pcs in total

1 Set per order, please choose the set that you need.

Package included: 1 set