Carbon Brushes Replacement Used for carbon brush replacement on power tools and motors,such as hammer drills, circular saws, cut-off saws and angle grinders. Worn brushes can cause the motor to smoke and should be replaced if it occurs. When replacing carbon brushes, be sure to inspect your armature for , cracks High quality 60Pcs 10 sizes carbon brushes, each size 6Pcs(7x17x19mm, 5x11x18mm, 6.5x7.5x13mm, 6.5x13.5x18mm, 6x10x17mm, 6x9x14mm, 7x11x18mm, 6x8x14mm, 5x8x13mm 5x8x15mm). Note: Installation guide not included, we strongly recommend you professional installation. Please check as much as possible to make sure the item is what you need. Tips:The product may be updated constantly,Due To Different Batches, The Actual Product May Have Slight Differences Or Color Differences, Which Does Not Affect Use Color:As Shown Material:Carbon + Metal Package Contents: 60 * Carbon Brushes Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.