Features:
It is about 100 grams per package, meeting your needs definitely.
It is specially made to work with tumbler and polisher.
Pins are prepared and made from stainless steel that will be attracted to the movement of the magnets and yet not rust like steel shot media.
Tiny pins reach into the tightest areas.
The pins having a larger diameter provide a heavier weight and more impact on the surface during the finishing operation.

Specification:
Material: Stainless Steel
Color: Shown As Pictures
Item Weight: 100g
Type: Jewelry Making Tool Sets

Package List:
1 * Pack of Polishing Pin

Note:
It is reusable, use with care. And, When it is not used, please clean it and keep it dry.