Yofuly 36PCS Sanding Discs Set, 2-Inch Roloc Quick Change Discs with 1/4 inch Holder, Surface Conditioning Discs for Die Grinder Surface Prep Strip Grind Polish Burr Finish Rust Paint Removal

Specification: Material: nylon, silicon carbide, plastic Green Disc: fine, appr 400-600 Grit Red Disc: medium, appr 150 Grit Brown Disc: coarse, appr 120Grit Disc Pad Holder Size: 2" diameter & 1/4" shank Disc Pad Size: 2 inch/5cm diameter Max speed: 23,000Rpm Package Includes: 12* Fine Surface Conditioning Disc, Green 12* Medium Surface Conditioning Disc, Red 12* Coarse Surface Conditioning Disc, Brown 1* 1/4'' Shank Holder Tight Connection: 1. Come with a 1/4 inch shank roloc disc holder, unique safety torque spiral allows to replace sanding disc quickly, just twist it to remove or connect. 2. When sanding disc is working, thread direction of disc is opposite to the force of friction, which makes the connection between disc and tray/holder more and more tight, ensures steady working even in high speed.