3M™ Cubitron™ II Hookit™ File Sheets 737U combine the highest 3M technology for automotive repair. Long-lasting triangular shaped grain and multi-hole patterns for excellent dust extraction make the sheets ideal for paint removal, rough body filler shaping, fine feather-edging or final prep before blending or priming. The Hookit™ system makes for quick disc change-outs. Kiss-cut technology makes it easy to tear off abrasive in the right lengths for the job.
- Features 3M™ Precision-Shaped Grain, triangular-shaped grains that cut at least 30% faster and last at least 30% longer than other conventional ceramic abrasives
- 3M™ Hookit™ hook-and-loop style abrasive attaches firmly, removes quickly for fast change-out
- Precision-Shaped Grain (PSG) technology employs microreplication to obtain sharp and uniformly sized triangular grain
- Triangular PSG abrasive grains are sharp and cut exceptionally fast





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