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Milwaukee 4-1/2 in. D X 7/8 in. X 1/4 in. thick Metal Grinding Wheel

Milwaukee 4-1/2 in. diameter metal grinding wheel is engineered for demanding metalworking tasks, delivering reliable removal and finishing on ferrous surfaces. With a compact 4-1/…

Milwaukee Tool MPN 49-94-0703
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About Product Overview

Milwaukee 4-1/2 in. diameter metal grinding wheel is engineered for demanding metalworking tasks, delivering reliable removal and finishing on ferrous surfaces. With a compact 4-1/2" footprint, a 7/8" arbor, and a 1/4" thickness, this wheel is designed to fit standard angle grinders and provide a balanced, stable grind in tight spaces.

Key specifications

  • Diameter: 4-1/2 in
  • Arbor size: 7/8 in
  • Thickness: 1/4 in
  • Maximum speed: 13,300 RPM
  • Packaged: 1 wheel per package
  • Brand: Milwaukee

What makes this wheel stand out

  • Consistent metal removal: Optimized for fast, controlled material removal on steel, iron, and other ferrous metals, helping you finish welds, deburr edges, and smooth rough castings with fewer passes.
  • Durable construction: Built to withstand the rigors of continuous grinding, delivering dependable performance over extended use without premature glazing or loading.
  • Compact, versatile size: The 4-1/2" diameter and 7/8" arbor make it ideal for confined spaces and common, pro-grade grinders, enabling you to reach tight corners and weld seams with confidence.

Ideal use cases

  • Grinding weld beads and bevels on fabricated steel components
  • Deburring and smoothing rough edges after cutting or machining
  • Shaping and finishing brackets, frames, and metal housings in automotive, fabrication, and maintenance shops

Usage tips for best results

  • Ensure your grinder has a 7/8" arbor and a guard rated for metal grinding at speeds up to 13,300 RPM.
  • Mount the wheel per manufacturer guidelines, tighten securely, and run the grinder at a steady, moderate speed to avoid wheel damage.
  • Avoid applying excessive pressure; let the wheel do the work and maintain a consistent contact angle to prevent gouging and overheating.
  • Wear appropriate PPE—eye protection, gloves, and a dust mask or respirator—as grinding metal can produce hot metal particles and sparks.

Why choose Milwaukee for metal grinding

Milwaukee’s metal grinding wheel is built for professionals who demand dependable performance in fabrication, maintenance, and repair environments. The combination of precise dimensions, robust speed rating, and a proven 7/8" arbor makes it a reliable choice when you need a wheel that can keep up with tough metal finishing tasks without frequent replacements.

The Details Specifications

Brand Milwaukee Tool
SKU 2054503
UPC 045242464654
Unit 0
Case Pack Quantity 10 per case
Retail Unit Quantity 1
Unit of Measure 1 EA
Dimensions (L × W × H) 5 × 5 × 0
Weight 0 lbs
Cubic Feet 0.00699 ft³
Country of Origin AUSTRIA
Safety Data Sheet (SDS) Manufacturer documentation · opens in new tab

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