Designed for sanding applications that use body fillers, putty, and primer. The dust free sanding block featuring the hook system provide consistent results, over a wide variety of applications. This dust free Sanding Block also makes it easier to sand hard to reach, challenging areas. The design improves the efficiency of sanding by hand and reduces fatigue caused by continuous sanding. This professional quality tool also simple to change abrasives during a project. 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 Colour:Black Material:Plastic Package Contents: 1 * Hand sanding block 4 * Replacement pad 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.