3M 7010309139 Woodworking Sanding Sponge 3.75x4.75x0.5 in

Product Description

The 3M 7010309139 is a woodworking sanding sponge designed for material removal and surface prep on flat and contoured workpieces. Measuring 3.75 inches x 4.75 inches x 0.5 inches, this sponge format gives tradespeople and finish carpenters the flexibility to sand into corners, along profiles, and across flat panels without switching tools. The sponge construction conforms lightly to curved surfaces, making it a practical choice for trim work, cabinet finishing, and sealer coats. At 0.04 pounds, it is light enough for extended hand-sanding sessions with minimal fatigue.

This sanding sponge is suited for use on wood, metal, plastic, and painted surfaces across residential and light commercial finishing applications. It works well for scuff-sanding between sealer coats on millwork, smoothing bondo or body filler on metal, and prep work on plastic components before priming. Finish carpenters, cabinet installers, painters, and body shop technicians regularly use sponge-format abrasives like this one where sheet sandpaper lacks the conformability needed for detailed work.

Key Features

• Sponge body conforms to contours, corners, and curved profiles for consistent scratch patterns
• Compatible with wood, metal, plastic, and painted surfaces
• Compact 3.75 inches x 4.75 inches x 0.5 inches size fits comfortably in hand for controlled sanding
• Lightweight at 0.04 pounds for reduced hand fatigue during extended use
• Suitable for flat surfaces, sealer coats, and contoured detail work

Compatibility

Designed for use on wood, metal, plastic, and paint surfaces; appropriate for flat panel sanding, corner work, contour sanding, and between-coat scuffing in woodworking and finishing applications.

Installation Notes

No power tools or mechanical fastening is required for use. Always wear appropriate respiratory protection and eye protection when dry sanding, as fine particulate is generated. Sand with the grain on wood surfaces to avoid cross-grain scratching. Dispose of spent abrasive sponges in accordance with local regulations, particularly when sanding lead-based paint or hazardous coatings.

Technical Specifications

• Dimensions: 3.75 inches x 4.75 inches x 0.5 inches
• Weight: 0.04 pounds
• Unit of Measure: Each
• UPC: 00051111510650

Standard Information

• Brand: 3M
• Manufacturer Part Number: 7010309139