3M Wet or Dry Abrasive Sheet 401Q masking ACA 510 is water-based

ACA 510 is water-based

durable foam pads will normally last 2 to 4 times longer than any pads currently available

a great pad to use with the 3D Eraser Gel to remove watermarks

An anti-corrosive coating that has excellent adhesion and flexibility

3M Wet or Dry Abrasive Sheet 401Q masking ACA 510 is water-based3M Wetordry Abrasive Sheet 401Q is designed for sanding applications that require a fine grit and a light touch, such as auto body wet sanding and paint finishing. It combines our durable, waterproof A weight paper backing and our fast cutting silicon carbide mineral for consistent scratch patterns, making for easier buffing. Convenient sheet can be used wet or dry on paint, primer, gel coat and metal. Silicon carbide mineral is 3M's fastest cutting