3M™ Hookit™ Flexible Sanding Block 273 mm x 67 mm, A lightweight sanding block with a firm-but-flexible backing which helps easily restore contours and bodylines..When used with a vacuum system and compatible abrasives, this 3M™ Hookit™ Dust Extraction Flexible Sanding Block helps capture dust which can increase abrasive life while helping reduce dust in the shop environment..The 3M™ Hookit™ hook and loop attachment system allows for easy abrasive changeouts..The built-in vacuum control allows the operator to adjust suction to prevent the block from sticking to the substrate while maximizing dust capture. 35827