3M 7100379138 Hookit Blue Abrasive Sheet Roll 36E Grit 4.5 Inch

The 3M Hookit Blue Abrasive Sheet Roll 321U delivers best-in-class performance for automotive paint preparation, coatings removal, and body repair applications. This 4.5-inch wide sheet roll features 36E grit for aggressive material removal and is ideal for rough sanding, paint stripping, and fresh filler shaping.

Key Features:

• Premium aluminum oxide mineral blended with ceramic grain for superior cutting power and extended abrasive life
• Multi-hole pattern provides excellent dust extraction, reducing loading and extending sheet life
• Anti-loading coating keeps dust from gathering between abrasive grains for consistent performance
• Hookit hook-and-loop backing allows quick attachment, removal, and reattachment to compatible sanding blocks and tools
• Upgraded resin bonding system enhances durability and delivers a quality finish
• Continuous roll format can be sized as needed to reduce product waste

Part of the 3M Blue Abrasives family, this sheet roll is engineered for professional auto body shops requiring cost-effective, high-performance abrasives. The 36E grit is perfect for heavy stock removal applications, working efficiently on primer, filler, metal, and old paint. Sold as a case containing 3 rolls.