3M 3" 600 Grit Multi Hole Hookit Blue Abrasive Disc
The 3M™ Hookit™ Blue Abrasive Disc 321U (Part No. 36153) is a premium 3‑inch abrasive disc with a fine 600‑grit, designed for professional-grade automotive paint preparation and light filler sanding. Built with a balanced ceramic‑aluminum oxide mineral blend, it offers consistent cutting performance and long disc life.
Precision Fine Finish (600‑grit): Delivers smooth, uniform surface preparation ideal for blending, primer sanding, and final paint prep.
Engineered Ceramic‑Aluminum Oxide Blend: Combines aggressive cutting power with durability—optimizing both performance and longevity.
Anti‑Loading Coating: Minimizes clogging from dust and debris, ensuring a cleaner cut and extended abrasive life.
Universal Multi‑Hole Pattern (7‑hole): Enhances dust extraction when used with vacuum‑equipped sanders, maintaining airflow and improving air quality.
Hookit™ Attachment System: Features a brushed nylon loop backing for easy hook‑and‑loop attachment. This system is cleaner and more durable than adhesive discs, especially in dusty or contaminated environments.
Shop‑Ready Packaging: Supplied as 50 discs per box; typically sold in cartons of four (200 discs total).
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