Features:
Function:Jump Ring Open Tools
Simple and practical tool for jewelry making
Fashion & practical at the same time.
There are four groove of different widths, for auxiliary open different thickness circle ring. 
A good helper for your own jewellery.
 
Specifications:
Material: Brass
Inner diameter:16 mm
Dimension:Approx. 19 x 7 mm
Net weight:3 g
Package weight:13 g
 
Package included:
1 x Jump Ring Open/Close Tool