Weiler 34285 Crossflex Heavy Duty Bore Brush 4-1/2 Diameter 320SC Grit, White, 4.5"

Desired Finish - CrossFlex offers a wide range of grits and sizes allowing machinists to achieve the desired finish | Heavy Burr Removal - Increased brush to part contact ensures that the heaviest burrs will be removed, outperforming standard nylon tube brushes | Long Life - CrossFlex brushes have a long operational life, lowering total cost of use compared to other brush options | Flexible Nylon Stems - Distribute pressure evenly and self centers within the part to create an ideal hone. | Consistent Cross Hatch Pattern - Helps to seat piston rings and retains oil for lubrication in a combustion cylinder.