3/4" x 20 1/2" Sanding Belts

3/4" x 20 1/2" Aluminum Oxide Sanding Belts

USA1 Abrasives 3/4" x 20 1/2" Sanding Belts are designed for narrow belt sanders and pneumatic file sanders used in metalworking, woodworking, and finishing. Semi-open coat aluminum oxide on X-weight cloth backing provides fast, consistent cutting with excellent resistance to loading on both wood and metal.

Technical Specifications

• Abrasive Material: Aluminum oxide
• Coat Type: Semi-open coat
• Backing: X-weight cloth
• Bond Type: Resin-over-resin
• Belt Size: 3/4" x 20 1/2"
• Direction: Bidirectional
• Package Size: 10 belts per pack

Compatible Sanders

• Astro Pneumatic 3035
• Dynabrade 40326
• Other 3/4" x 20 1/2" belt sanders

Key Features & Benefits

• Semi-Open Coat: Prevents loading for extended belt life
• X-Weight Cloth: Durable backing handles belt tension and heat
• Bidirectional: No need to check orientation before installing
• Versatile: Effective on wood, metal, plastic, and composites

Recommended Applications

• Narrow belt sanding on wood and metal
• Weld blending and deburring
• Contour and detail sanding
• Knife making and tool sharpening

Grit Selection Guide

• 40-60 Grit: Aggressive removal and shaping
• 80-120 Grit: General smoothing

Narrow Belt Precision. Reliable Performance on Wood and Metal.