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  3. LABLT QS379616QR

LABLT QS379616QR Alloy Steel Cutting Arbor 4-1/2 40T 7/8-INCH

Qs379616qr Lablt 3 Pcs 4-1/2 Inch 40t Alloy Steel Cutting Basic With 7/8-inch Arbor

( Brand: Lablt ), ( Manufacturer Part Number: QS379616QR ), ( Country Of Origin: United States ), ( Type: Cutting Basic ), ( Blade Material: Steel ), ( Blade Diameter: 4.5 In ), ( Material Cut: Multi-purpose ), ( Size: 4-1/2 Inch 40t ), ( Color: Silver )

Review LABLT Pcs 4-1/2 Inch 40t Alloy Steel Cutting Basic 7/8-inch Arbor

The **Lablt QS379616QR** is a high-performance, precision-engineered **4-1/2" (114.3 mm) alloy steel cutting saw blade** designed for heavy-duty applications in woodworking, metal fabrication, and general construction. Crafted from **high-quality alloy steel**, this blade features a **40-tooth (40T) design**, optimized for clean, smooth cuts with minimal tear-out while maintaining exceptional durability. The **7/8-inch (22.2 mm) arbor hole** ensures compatibility with a wide range of power tools, including angle grinders, reciprocating saws, and specialized cut-off saws, making it a versatile choice for both professional and DIY projects. The blade s **hardened, heat-treated teeth** provide superior edge retention and resistance to wear, even when cutting through tough materials like hardwoods, plywood, metal pipes, and reinforced concrete. Its **high-speed steel (HSS) construction** enhances thermal stability, reducing the risk of overheating during prolonged use, while the **precision-ground teeth** deliver consistent, accurate cuts with minimal vibration. Whether tackling structural framing, precise woodworking, or industrial fabrication, this blade combines **strength, precision, and longevity**, making it an indispensable tool for demanding applications where reliability and performance are critical. Ideal for contractors, woodworkers, and metalworkers alike, the **Lablt QS379616QR** stands out as a premium alternative to standard blades, offering a balance of sharpness, endurance, and versatility for a wide range of cutting tasks.

### **Pros and Cons of buying a Lablt QS379616 (4-Piece 4.5" Alloy Steel Cutting Blade Set with 7/8" Arbor)**

#### **Pros:**

1. **High-Quality Alloy Steel Construction** The blades are made from hardened alloy steel, which provides durability, sharpness retention, and resistance to wear, making them suitable for frequent use in woodworking, metalworking, or DIY projects.

2. **Precision Cutting Performance** The 40-tooth design ensures smooth, clean cuts with minimal tear-out, reducing the need for sanding or finishing work. This is particularly useful for fine woodworking, cabinetry, or trim work.

3. **Versatility** The 4.5-inch diameter makes these blades adaptable for a range of materials, including softwoods, hardwoods, plywood, and some thin metals or plastics, depending on the saw s power and setup.

4. **Compatibility with 7/8" Arbor** The 7/8-inch arbor size is standard for many circular saws, jigsaws, and band saws, making these blades widely compatible without requiring additional adapters.

5. **Cost-Effective for Bulk Purchase** Buying a set of four blades instead of individual units can offer better value, especially if you frequently replace blades due to wear or damage.

6. **Easy to Replace** The design is straightforward, allowing for quick and easy installation, reducing downtime during projects.

7. **Good for General-Purpose Use** While not specialized for extreme applications (e.g., heavy-duty metal cutting), they perform well for most woodworking tasks, making them a practical choice for hobbyists and professionals alike.

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#### **Cons:**

1. **Not Ideal for Heavy-Duty Metalwork** While alloy steel blades are durable, they are not designed for cutting thick or hard metals. For metalwork, carbide-tipped or bi-metal blades would be more appropriate.

2. **Limited Lifespan on Rough Materials** If used on abrasive or extremely hard materials (e.g., treated wood, concrete, or reinforced composites), the blades may dull or wear out faster than expected.

3. **Requires Proper Maintenance** Like all cutting blades, these need to be kept sharp and clean. Failure to do so can lead to poor performance, increased kickback, or blade breakage.

4. **Potential for Kickback Risk** If the blade binds or gets pinched during use, especially on thick or uneven materials, it could cause the saw to kick back, posing a safety hazard. Proper technique and blade alignment are essential.

5. **May Not Be the Sharpest for Fine Detail Work** While 40 teeth per inch (TPI) is good for general cutting, some fine woodworking applications (e.g., intricate joinery) may benefit from finer-tooth blades (e.g., 60 TPI) for smoother finishes.

6. **Arbor Size Compatibility Issues** If your saw is not properly maintained or has a slightly worn arbor hole, the blade may not fit securely, leading to vibration or premature wear.

7. **Price Sensitivity** Compared to basic blades, alloy steel blades are more expensive. If you only need them occasionally, the cost may not justify the investment over cheaper alternatives.

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### **Conclusion:**

The **Lablt QS379616 4-Piece 4.5" Alloy Steel Cutting Blade Set** is a solid choice for **general woodworking, DIY projects, and light to medium-duty cutting tasks**. Its **durability, precision, and versatility** make it suitable for hobbyists and professionals who prioritize clean cuts and longevity. However, it is **not ideal for heavy metalwork or extreme abrasive applications**, where specialized blades would be more appropriate.

If you primarily work with **wood, plywood, or thin materials** and need reliable, sharp blades for regular use, this set offers excellent value. For **high-volume production or specialized cutting**, you may want to consider higher-TPI or carbide-tipped alternatives.

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### **Recommendation:** **Buy this blade set if:**

- You work primarily with wood or soft materials.

- You need a durable, sharp blade for general cutting tasks.

- You want a cost-effective solution for replacing multiple blades.

- Your saw is compatible with a 7/8" arbor.

**Avoid this blade set if:**

- You frequently cut thick metals, reinforced composites, or abrasive materials.

- You require ultra-fine detail work (consider a higher TPI blade).

- You are on a tight budget and only need occasional use (cheaper blades may suffice).

**Final Verdict:** For most woodworkers and DIY enthusiasts, this is a **high-quality, practical purchase** that justifies its cost with performance and longevity. Ensure proper storage (e.g., in a dry, protected environment) to maximize blade life.

Details:

Cuts natural wood and composite materials. Fully hardened and tempered steel body for durability long life. Due to lighting issues during photography, the product images in link may not reflect actual color of item. The Cutting ensure fast and accurate cutting with impressive results.

Arbor: 7/8 inch 22.23mm with 5/8 inch 16mm reduce ring. Material: Alloy Steel. Specifics and features: Cutting are made of durable premium alloy steel material, with hardened sharper tungsten carbide teeth for effective wood working. New List Item.

Precision brazed carbide tips ensure fast clean cutting. Computer-balanced plate reduces vibration for improved accuracy and better finish. Compatible: Material wood. Experience great cutting performance with this wood cutter.

Precision reamed bore for accurate machine fit. DIMENSIONS: Diameter: 4.5 inch 115mm ; Arbor size:7/8 inch 22.23mm with reduce ring 5/8 inch 16mm ; Size: 4-1/2 Inch 40T. Diameter: 4.5 115mm.

part #: qs379616qr price

  • $12.11

specifications sawbladeother:

  • brand: Lablt
  • mpn: Qs379616qr
  • country of origin: United States
  • type: Cutting Basic
  • blade material: Steel
  • blade diameter: 4.5 In
  • material cut: Multi-purpose
  • size: 4-1/2 Inch 40t
  • color: Silver

offer sawbladeother:

  • started: April 12, 2026
  • options: Ship-to-home
  • sold: 0
  • best offers: True
  • availability: In Stock

seller sawbladeother:

  • # reviews: 28887
  • rating: 99.6%
  • city: Chino, California

general sawbladeother:

  • condition: New
  • Power Tool Air Tool Accessories > Saw Blades > Other Saw Blades

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country of origin: united states, type: cutting basic, blade material: steel, blade diameter: 4.5 in, material cut: multi-purpose, size: 4-1/2 inch 40t,
category: home & garden > power tool air accessories > saw blades, color: silver, sku: 18358066426928751,
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1 offer $12.11 USD
  • New. Offer #1 priced at $12.11 + $0.00 shipping estimate = $12.11* total. Material: Alloy Steel Diameter: 4.5" (115mm) Size: 4-1/2 Inch 40T Arbor: 7/8inch(22.23mm) with 5/8inch(16mm) reduce ring MAX RPM: 13,200 . Specifics and features: Cutting are made of durable premium alloy steel material, with hardened and sharper tungsten carbide teeth for effective woodworking.FREE SHIPPING

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