BHA aluminum oxide resin fiber sanding disc close-up showing grit texture for smooth metal blending
BHA aluminum oxide disc 4-1/2 inch with arbor hole ready for standard grinders
BHA sanding disc used to blend welded joints on metal surfaces
BHA disc smoothing metal, wood, and fiberglass with versatile resin fiber backing
BHA 25-pack sanding discs packaged for easy stocking and quick project setup

BHA

BHA 4.5-Inch Aluminum Oxide Resin Disc, 36 Grit, 25 Pack

High-performance tools and home improvement made for confident daily results

$29.29

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Why customers choose TaskHolt Tools

Overview

Discover the versatility of BHA aluminum oxide resin fiber sanding discs. Each disc measures 4.5 inches in diameter with a 7/8 inch arbor hole, designed for use with standard angle grinders. The 36 grit strikes a balance between material removal and surface preparation, making it suitable for ferrous and non-ferrous metals, as well as wood and fiberglass. This combination of grit, backing, and resin fiber construction delivers a consistent cut and a reliable finish across a variety of project types.

What’s in the pack

  • Pack of 25 Discs
  • 4-1/2" Diameter with 7/8" Arbor hole
  • 36 grit for effective material removal and a coarser finish
  • Designed for use with an angle grinder; requires backing pad and nut

Key uses and benefits

  • Blends welds on ferrous and non-ferrous metals, creating smoother transitions between surfaces
  • Versatile on wood and fiberglass, enabling prep work and light sanding with controlled aggressiveness
  • Durable resin fiber backing provides consistent contact and long disc life under regular use

How to use

Mount the disc on a backing pad with a nut, and set the grinder to an appropriate speed for the material. Apply light, even pressure and let the grit do the work to avoid gouging.

Why choose BHA

  • Reliable aluminum oxide grit delivers a steady, predictable cut
  • Suitable for multiple materials, reducing tool changes during a project
  • 25 discs per pack provides an ample supply for larger jobs

Note: Results vary with material type, tool condition, and applied pressure. Always wear PPE and follow safety guidelines.

FAQ

Q: What materials can these discs sand?

A: They work on ferrous and non-ferrous metals, wood, and fiberglass, offering versatile prep and finishing options.

Q: How many discs are in the package and how should I mount them?

A: There are 25 discs in the pack; use with a backing pad and nut on an angle grinder.

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