Jewelry box clasp lock for bracelet or chain Printable STL 3D-Druckmodell

Jewelry box clasp lock for bracelet or chain Printable STL 
(maybe with caoutchouc or leather or cuban-chain 4.9x4.9mm)
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ONLY 3D FILE STL and 3dm
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How to mount, see similar instructions at the link

Parameters: 
LenthD-31.6mm : width-6.4mm : height-6.4mm
inside size 4.9x4.9mm

Metal weight  : silver - 7.0grams, gold 14k – 8.7 grams; gold 18k – 10.5 grams.

Gem stones - round 2.5mm-4 pcs.-0.23ct.

I offer you one more model of a jewelry. 
Recommended material - silver or gold (white or yelow or pink)
I remind you that this is only 3d model, in order for you to get the finished product you need 
to contact a jewelry company who have 3d printer or milling machine. 
All parameters are written below in the description or on images: the size of the product, 
the stones that are suitable for this Product,the weight of metal in different samples.

Model avalible in STL format for prototyping or milling. 3D Geometry is healed, and fixed all the bad 
with software. Look at please my other products by clicking on the author name "yuriy76jw" . 
If you have any questions, please contact me. 
Thank you! 
Good shopping for you.