There Is Nothing Like Leather For Polishing Metal. These Little Leather Wheels Comes 12 In A Package. Each Has A Diameter Of 20mm And Is Pre-Mounted On A 1/8" Shank. A Real Favorite With Jewelers And Compatible With Most Any Rotary Tool.

* 12 Pieces In Package

* 20mm Diameter

* Pre-mounted

* 1/8" Shank

* Superior Quality