These 3M™ Hookit™ blocks combine the lightweight flexibility of traditional foam blocks with the dust extraction power and control of dust-free sanding blocks. The blocks flex to help easily restore contours and bodylines, while providing a firm backing for abrasives. Features 3M™ Hookit™ attachment system. They include a vacuum regulator that lets the operator adjust suction for easier block control when sanding.

• 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.
• The family of blocks is available in four lengths: 5 1/4 inch (133 mm), 7 inch (178 mm), 10 3/4 inch (273 mm) and 16 inch (406 mm) - plus a three-size block kit.