BRAVE BR421-DB Diamond Blade .140 1/20MM

( Brand: Brave ), ( Manufacturer Part Number: BR421-DB ), ( Part Type: Blade )

Review BRAVE Diamond Blade .140 1/20mm Multi Purpose

Introducing the Brave Br421-DB Diamond Blade, a versatile and high-performing tool designed for demanding cutting tasks. This diamond blade measures 18 inches in diameter and comes with a 140 grit tiered diamond segment profile, ensuring efficient and effective cutting across various materials. The blade is engineered to fit 1 1/20 inch (38.1mm) angle grinders, making it a go-to option for contractors, builders, and DIY enthusiasts.

The Brave Br421-DB Diamond Blade is renowned for its superior durability and longevity. It features a robust, high-quality steel body that can withstand the rigors of heavy-duty use, while the advanced diamond coating delivers consistent, reliable performance even on the toughest materials. The blade's unique tiered diamond segment profile optimizes cutting efficiency, providing faster cutting speeds and reduced heat build-up.

This blade is suitable for cutting a wide range of materials, including concrete, asphalt, granite, marble, and other hard surfaces. Its superior cutting performance makes it an essential tool for construction sites, landscaping projects, and home renovations. Additionally, it is compatible with both wet and dry cutting applications, allowing users to adapt to their specific cutting needs and environmental conditions.

The Brave Br421-DB Diamond Blade is designed with safety in mind. It features a balanced design that reduces vibration and minimizes the risk of blade chatter, ensuring a stable and secure cutting experience. The blade's robust construction also helps to minimize the risk of shattering or fracturing during use.

In summary, the Brave Br421-DB Diamond Blade is an indispensable tool for professionals and DIY enthusiasts alike. Its superior cutting performance, durability, and versatility make it an ideal choice for a wide range of cutting tasks on various materials. Whether you're working on a construction site, landscaping project, or home renovation, this diamond blade is the perfect addition to your toolbox.

The Brave Br421-DB Diamond Blade 18-inch, 140 grit, 1/20mm is a popular choice for concrete cutting applications due to its durability and effectiveness. Here are some pros and cons of buying this diamond blade:

1. High-Performance Diamond Grains: This blade features high-quality, industrial-grade diamond grains that can effectively cut through concrete, asphalt, and other hard materials.

2. Longer Service Life: The Brave Br421-DB Diamond Blade is engineered with a strong bonding resin, ensuring a longer service life compared to standard diamond blades.

3. Versatile: The blade can be used with various types of power tools, including angle grinders, handheld grinders, and pedestal grinders.

4. Consistent Performance: The diamond grits on this blade are evenly distributed, ensuring consistent cutting performance throughout the blade's life.

5. Easy to Install: The blade comes with a pre-set arbor, making it easy to install and use.

1. Expensive: The Brave Br421-DB Diamond Blade is more expensive than standard diamond blades.

2. Heavy: The blade is heavier than standard diamond blades, making it more difficult to handle for extended periods.

3. Requires Proper Use and Maintenance: To maximize the blade's performance and longevity, it requires proper use and maintenance, including keeping it cool during use and sharpening it regularly.

The Brave Br421-DB Diamond Blade is a high-performance, durable, and versatile diamond blade that is ideal for concrete cutting applications. While it may be more expensive than standard diamond blades, it offers longer service life, consistent performance, and ease of installation. Proper use and maintenance are essential to maximize its performance and longevity.

If you frequently work with concrete or other hard materials and require a high-performance, durable diamond blade, the Brave Br421-DB Diamond Blade is an excellent investment. Its long service life, consistent performance, and versatility make it a cost-effective solution in the long run. However, if you have limited budget or occasional use, a standard diamond blade may be a more affordable option.

Details:

Use this durable saw blade for cutting concrete, brick, block asphalt, green and dry/wet. Maximum cutting depth of 6-3/4 inches. Ideal for cutting concrete, brick, block asphalt, green and dry/wet. Maximum RPM of 3,000.

18-inch blade.

part #: br421 prices

• $229.95-$428.37

specifications faultreflect:

• brand: Brave
• mpn: Br421-db
• part type: Blade

shipping faultreflect:

• cost: $35.00
• type: Fixed
• service: Standard
• transit: 3-8 Days
• class: Standard

offer faultreflect:

• sold: 0
• quantity: 2
• options: Ship-to-home
• availability: In Stock
• started: April 13, 2026

seller faultreflect:

• city: Anoka, Minnesota
• # reviews: 172
• rating: 100.0%

payments faultreflect:

• credit card: Diners-club
• wallet: Paypal
• other

general faultreflect:

• condition: New
• Test, Measurement Inspection > Fault Locators Reflectometry > Visual Fault Locators

returns faultreflect:

• method: Money back
• paid by: Buyer
• time: 30 Days
• policy: Returns Accepted

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