Pixiss Scratch Brush Pen Set, Fiberglass, Steel, Brass, Nylon, 5-inches Pen Style Prep Sanding Brush 4-Pack for Removing Corrosion and Rust, Jewelry, Electrical Circuit Boards and Auto Body Work 4 Piece Set sold2025 diamond cutting edge is 100%

diamond cutting edge is 100% contaminant-free

Brass bristles also work to clean unfinished metal parts without damaging surfaces or fine features

you can place markers around the object

Package Includes: 1 x V3 Extension Board4 x Drivers4 x Heat Sinks Read more CNC Expansion Board: Version: V3

Pixiss Scratch Brush Pen Set, Fiberglass, Steel, Brass, Nylon, 5-inches Pen Style Prep Sanding Brush 4-Pack for Removing Corrosion and Rust, Jewelry, Electrical Circuit Boards and Auto Body Work 4 Piece Set sold2025 diamond cutting edge is 100%Pixiss Scratch Brush Pen Set, Fiberglass, Steel, Brass, Nylon, 5 inches Pen Style Prep Sanding Brush 4 Pack for Removing Corrosion and Rust, Jewelry, Electrical Circuit Boards and Auto Body Work Scratch Brush Pen Set, Fiberglass, Steel, Nylon and Brass Bristles 4 Pack. It is great for polishing and cleaning. Includes one fiberglass scratch pen, one steel pen, one brass pen and one nylon pen. Ideal for use with electronics and removing corrosion and