2‑Inch 50mm R‑Type Roll Lock Sanding Discs — 36 to 240 Grit Quick‑Change Abrasive for Metalworking
2‑Inch 50mm R‑Type Roll Lock Sanding Discs — 36 to 240 Grit Quick‑Change Abrasive for Metalworking
2‑Inch 50mm R‑Type Roll Lock Sanding Discs — 36 to 240 Grit Quick‑Change Abrasive for Metalworking
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2‑Inch 50mm R‑Type Roll Lock Sanding Discs — 36 to 240 Grit Quick‑Change Abrasive for Metalworking2‑Inch 50mm R‑Type Roll Lock Sanding Discs — 36 to 240 Grit Quick‑Change Abrasive for Metalworking2‑Inch 50mm R‑Type Roll Lock Sanding Discs — 36 to 240 Grit Quick‑Change Abrasive for Metalworking

2‑Inch 50mm R‑Type Roll Lock Sanding Discs — 36 to 240 Grit Quick‑Change Abrasive for Metalworking

HomeDIYer
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By HomeDIYer®

Price:
$1.84 USD
Stock:
In stock (500 units), ready to be shipped

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Description

🌀 Efficient Quick‑Change Abrasives for Metalworking — 2‑Inch (50mm) R‑Type Roll Lock Sanding Discs 36–240 Grit. Streamline your metal finishing workflow with these professional‑grade roll‑lock discs. The R‑type quick‑change hub allows tool‑free disc swaps in seconds—simply twist off and snap on a fresh disc without interrupting your momentum. Premium aluminum oxide grain delivers high cutting performance and consistent results across a comprehensive grit range, from aggressive P36 stock removal to fine P240 finishing. The 2‑inch diameter provides excellent control for weld blending, deburring, surface preparation, and polishing on steel, stainless steel, aluminum, and other metals. A reliable choice for automotive body shops, fabricators, metalworkers, and industrial applications.

⚙️ Key Features of the 2‑Inch Roll Lock Sanding Discs

🌀

R‑Type Quick‑Change Hub

Twist‑on, twist‑off design enables disc changes in seconds without tools. Compatible with standard 2‑inch roll‑lock backing pads for straight and angle die grinders.

📏

Comprehensive Grit Range: 36 – 240

Covers every stage of metal surface preparation. P36–P40 for aggressive weld blending and stock removal. P60–P100 for general-purpose sanding and shaping. P120–P240 for smoothing and pre‑paint finishing.

📐

2‑Inch (50mm) Diameter — Precision & Control

The compact size reaches into corners, weld seams, and contoured surfaces while providing excellent visibility. Small enough for detail work, yet substantial enough for efficient area coverage.

🛡️

Premium Aluminum Oxide Abrasive

High‑quality grain delivers sharp cutting action and extended disc life. Resists loading on paint, body filler, and soft metals. Durable fiber backing withstands high‑speed operation.

⚙️

Versatile Across Metalworking Applications

Ideal for automotive refinishing (weld blending, paint prep), metal fabrication (deburring, rust removal, surface conditioning), stainless steel finishing, sheet metal work, and industrial part preparation.

🧰

Cost‑Effective Performance

The roll‑lock design maximizes usable disc area and reduces waste compared to adhesive‑backed discs. Durable construction ensures longer service life, delivering excellent value for professional shops.

📐 Technical Specifications

Disc Diameter 2 inch (50mm)
Attachment Type R‑Type Roll Lock (quick‑change threaded hub)
Grit Range P36, P40, P60, P80, P100, P120, P180, P240
Abrasive Material Aluminum Oxide
Backing Material Fiber backing
Compatibility 2‑inch roll‑lock backing pads for die grinders (straight and angle)
Suitable Materials Steel, stainless steel, aluminum, metal stampings, castings, body filler
Applications Weld blending, surface prep, deburring, rust removal, polishing, automotive, metalworking, industrial finishing
Package Includes Roll lock sanding discs (quantity varies; select grit when ordering)

❓ Frequently Asked Questions

🌀 What backing pad do I need for these 2‑inch discs?
You'll need a 2‑inch roll‑lock backing pad with the appropriate shank for your die grinder. Common shank sizes are 1/4" and 1/8". Ensure the backing pad is rated for the speed of your tool.
📏 Which grit should I choose for removing weld seams?
Start with P36 or P40 for rapid weld seam removal and shaping. Progress through P60 or P80 for smoothing, then P120 or higher to refine the surface before paint or coating.
⚙️ Can I use these discs on stainless steel?
Yes. Aluminum oxide works effectively on stainless steel for weld blending, surface preparation, and finishing. For mirror polishing, follow with finer grits and dedicated polishing compounds.
🛡️ How do roll‑lock discs compare to adhesive‑backed discs?
Roll‑lock discs change faster—no adhesive cleanup required. They also tend to last longer because you can use the entire disc surface without waste from peeling and re‑sticking.
🧰 What speed should I run these discs?
Follow the speed rating of your backing pad and die grinder. Generally, 15,000–23,000 RPM is suitable for 2‑inch roll‑lock discs. Avoid excessive pressure—let the abrasive do the work.
⭐ Pro tip: For the smoothest finish when blending welds on metal, use a slight rocking motion with the disc—this feathers the edges and prevents gouging. Always wear eye protection and a dust mask when operating die grinders.

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