Specification Brand : EVTSCAN BulletPoint1 : The dust free grinding block shell is made of ABS material, lightweight design, not easy to fatigue after long‑term use. BulletPoint2 : There is hook and loop at the bottom of the grinding block, which has strong stickiness and is not easy to fall off, suitable for all kinds of mesh sandpaper. BulletPoint3 : There is a suction adjustment switch at the interface, which can be rotated and adjusted according to work requirements to increase the suction. BulletPoint4 : The bottom polished area is large, the handle is easy to hold, and the practicability is strong. BulletPoint5 : Dust hole and vacuum cleaner tube connection can achieve vacuum function and ensure dust‑free environment. Color : 3 Inch, 400# CompatibleDevices : default CompatibleMaterial1 : Plastic CompatibleMaterial2 : Metal CompatibleMaterial3 : Wood ConstructionType : Grinding ExternallyAssignedProductIdentifier1 : 0654790387515 ExternallyAssignedProductIdentifier2 : 654790387515 FasteningType : default IncludedComponents : inc ItemName : EVTSCAN Dust Free Grinding Block Manual Dust Extraction Polishing Sander with Hook and Loop 9in ItemPackageDimensions_Height : 1 centimeters ItemPackageDimensions_Length : 14 centimeters ItemPackageDimensions_Width : 13 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : power-disc-sanders Manufacturer : EVTSCAN Material : Material MaximumCurrent : 2 amps NumberOfItems : 1 PartNumber : EVTSCANvg1bu37pow PowerSourceType : PowerSource ProductDescription : Specification: Item Type: Dust Free Grinding Block Material: Plastic Color: Black and red Scope of Application: Wood polishing, building cleaning