10PCS 20mm Diamond Cutting Metal Grinding Wheel Disc for Drill Rotary ToolT CA

Description

Features
100% brand new.
Uses: cutting precious stones, jade, thin metal, glass and the like.
High cutting efficiency.
High durability.
Stable quality.
Eight holes sheet.
Mandrel diameter: 3.175mm/0.125in.
External diameter:20mm/0.79in.
Package List:
20mm Grinding disc x 10
Mandrels
x 2