3M Company CP-042 Fine Angled Drywall Sanding Sponge

Product Description

The 3M COMPANY CP-042 is a fine-grit angled drywall sanding sponge designed for smoothing and finishing surfaces in residential and light commercial construction and renovation work. The angled profile allows closer access to corners, edges, and tight transitions without requiring a separate sanding block or additional tooling. The fine grit removes surface imperfections, feathers joint compound, and knocks down texture without cutting too aggressively. It can be used wet or dry, and the sponge construction allows it to be rinsed out and reused across multiple applications, reducing material waste on the job.

This sanding sponge is suited for finish work on drywall, painted surfaces, bare wood, metal, and plastic substrates. It is commonly used by drywall finishers, painters, and general contractors during the finishing and prep stages of interior work. The angled design makes it particularly effective for sanding taped seams near inside corners, door and window reveals, and ceiling-wall transitions where flat sanding pads are less effective.

Key Features

• Fine grit for finish sanding and feathering joint compound
• Angled profile for access to corners and tight edges
• Usable wet or dry on multiple substrate types
• Rinseable and reusable construction reduces waste on multi-day jobs
• Compatible with wood, paint, metal, plastic, and drywall surfaces

Compatibility

Designed as a general-purpose finish sanding sponge for use on drywall, wood, paint, metal, and plastic surfaces in residential and commercial interior finishing applications.

Installation Notes

This sponge is intended for hand use by drywall finishers, painters, and tradespeople performing surface prep and finish work. When sanding drywall compound, wear an appropriate dust mask rated for fine particulate and ensure adequate ventilation in the work area. For wet sanding, wring the sponge thoroughly before use to avoid over-saturating the drywall face paper. Rinse the sponge clean after each use and allow it to dry fully before storage to extend service life.

Technical Specifications

• Grit Classification: Fine
• Profile: Angled
• Use Method: Wet or Dry
• Weight: 3 pounds
• Unit of Measure: EA
• Package Quantity: 24

Standard Information

• Brand: 3M COMPANY
• Manufacturer Part Number: CP-042