3M 01177 Hookit Sheet 2-3/4" x 16-1/2" P320 Grit (25-Pack)

The 3M 01177 Hookit abrasive sheet is designed for blocking primer and putty during automotive refinishing work. This P320 grit sheet measures 2-3/4 inches by 16-1/2 inches, making it ideal for use with file shoes and hand sanding blocks.

Key Features:

• P320 grit provides a fine finish for featheredging and smoothing primer surfaces
• Hookit backing system allows for quick attachment and removal from compatible sanding tools
• Can be cut to desired length for custom applications
• Designed specifically for blocking operations on primers and body fillers
• Long sheet format (16-1/2 inches) works efficiently with file boards and blocking tools
• Durable construction resists loading and tearing during use

Each box contains 25 sheets, providing excellent value for professional body shops and automotive refinishing applications. The Hookit attachment system ensures secure mounting while allowing easy sheet changes to maintain productivity.