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Trade pricing
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Standard
$6.90
Bulk
$6.21
Save
$0.69
Key Features
- Made in Sheffield, England, ensuring superior craftsmanship.
- Most popular universal trimming blade for versatile use.
- Constructed from high carbon alloy steel for exceptional sharpness and durability.
- Precision ground and sharpened to a razor edge for maximum performance.
- Comes in a convenient dispenser of 10 blades for easy access and storage.
- Blade dimensions: L 60mm, W 18.8mm, T 0.63mm.
Frequently asked questions
What materials can Sterling 921 Heavy Duty Utility Blades cut?
These blades are suited for heavy-duty trimming and cutting tasks in construction and woodworking. They perform well on materials like vinyl, LVT, and various construction-grade sheeting, delivering precise and clean cuts.
Are Sterling 921 blades suitable for cutting metal or other hard materials?
No, these blades are not designed for cutting metal, hardened steel, or similar exceptionally hard materials. They are engineered for typical heavy-duty utility knife applications in softer construction and flooring materials.
How do Sterling 921 blades maintain sharpness and durability?
Sterling 921 blades are manufactured from high carbon alloy steel. This material provides extended edge retention and superior rigidity, which reduces the frequency of blade replacements on demanding jobs.
Applications and benefits
| Application | Key benefit | Primary trades |
|---|---|---|
| Precision trimming in flooring installation | Delivers clean, tear-free cuts on vinyl and LVT, critical for professional finishes. | Flooring installers, Tilers |
| General cutting in construction projects | Maintains sharpness through demanding tasks, reducing frequent blade changes and downtime. | Carpenters, Builders, Shopfitters |
| Detailed woodworking and fitting work | Ensures reliable, consistent performance for accurate sizing and joint preparation. | Joiners, Cabinet makers |
Product limitations
- Not for: Cutting hardened metals, glass, ceramics, or materials requiring specialist cutting tools. The blade is designed for heavy-duty utility tasks, not abrasive or extremely hard material work.
- Not for: Continuous immersion or use in highly corrosive environments unless immediately cleaned and dried after use. While durable, prolonged exposure without care will reduce lifespan.
Safety and handling
General handling
Always exercise caution when handling sharp blades. Store safely in a dispenser or suitable container when not in use. Replace dull or damaged blades promptly to prevent injury and material damage.
Substrate guide
This guide outlines materials where Sterling 921 blades offer reliable cutting performance, noting that clean, stable material surfaces always aid cutting accuracy.
Vinyl and LVT flooring
Surface prep: Ensure material is clean and flat to avoid obstructions and tearing during cuts. Use a straight edge for precision.
Primer: Not required. The blade's performance is independent of surface priming.
Wood and timber products
Surface prep: Secure timber to prevent movement. Remove loose debris or splinters to ensure a clean cutting path.
Primer: Not required. Blade performance relies on material stability, not surface treatment.
General construction materials
Surface prep: Ensure materials are stable and free from excessive dust or hardened debris that could dull the blade prematurely.
Primer: Not required. The blade cuts mechanically without chemical interaction.
Sterling 921 Heavy Duty Utility Blades Physical Properties
| Property | Value |
|---|---|
| Material | High Carbon Alloy Steel |
| Manufacturing Origin | Sheffield, England |
| Pack Quantity | 10 |
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