3M™ Drywall Sanding Sheets (Model 99433NA):

Product Description

The 3M™ Pro-Pak™ Drywall Sanding Sheets are designed for professional and DIY sanding applications, delivering a smooth finish on drywall joints, patching compounds, and plaster. Made with aluminum oxide, a tough synthetic mineral, these sheets cut fast and clean while resisting clogging for extended life. Their heavy-duty paper backing ensures durability and tear resistance, while the pre-cut size fits most drywall sanding tools for convenience.

Ideal for both wet and dry sanding, these sheets are versatile enough for use on wood, metal, plastic, and painted surfaces. Whether you’re smoothing joint compounds or prepping surfaces for finishing, these sheets provide consistent performance and long-lasting results.

Key Features

• 80 Grit – Coarse: Perfect for moderate sanding and smoothing of joint compounds.
• Fast Cutting Action: Sharp synthetic mineral for efficient material removal.
• Heavy-Duty Backing: Resists tearing for longer life.
• Clog Resistant: Maintains cutting performance during extended use.
• Water Resistant: Suitable for wet or dry sanding.
• Pre-Cut Size: Fits most drywall sanding tools for easy application.
• Multi-Surface Use: Works on drywall, plaster, spackling compounds, wood, metal, plastic, and painted surfaces.

Specifications

• Model Number: 99433NA
• Brand: 3M
• Dimensions: 4-3/16 in x 11-1/4 in (106 mm x 285 mm)
• Grit: 80 (Coarse)
• Material: Aluminum Oxide abrasive
• Backing: Heavy-duty paper
• Color: Mineral color (will not discolor surfaces)
• Sheets per Pack: 25
• Application Type: Wet/Dry
• Country of Origin: Canada

Applications

• Sanding drywall joint compounds (light or regular)
• Patching compounds and plaster
• Surface preparation for painting
• Smoothing wood, metal, plastic, and painted surfaces
• Ideal for use with hand or pole sanders