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The NORTON 636425-43704 is an 8-inch Norgrip medium tapered backup pad designed for use with dual action and random orbital sanders. This Type X pad provides a secure, vibration-resistant connection between the sander and abrasive disc, helping maintain consistent surface contact across the full pad face. The medium taper profile accommodates edge work and contoured surfaces while keeping the disc properly seated during operation. It is a professional-grade consumable used by painters, body shop technicians, flooring installers, and finishing tradespeople who require reliable disc retention at production speeds.
This backup pad is suited for surface preparation, finishing, and blending applications in automotive, woodworking, and industrial finishing environments. The Norgrip attachment system is engineered for secure disc engagement, reducing disc slippage during aggressive material removal or fine finishing passes. The 8-inch diameter makes it appropriate for wide panel work where coverage speed and consistent scratch pattern uniformity are priorities.
Designed as an OEM-style replacement backup pad for dual action and random orbital sanders accepting 8-inch Norgrip medium tapered Type X pads.
Installation is performed by finishing tradespeople and sanding equipment operators. Ensure the sander is fully powered off and disconnected from any air or electrical supply before mounting or removing the backup pad. Thread or snap the pad onto the sander spindle according to the tool manufacturer's specifications and confirm it is fully seated before attaching an abrasive disc. Inspect the pad surface for wear, deformation, or damage before each use and replace if the Norgrip interface shows signs of reduced disc retention.
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