7in All Purpose Diamond Saw Blade for Hard Concrete and Asphalt

In this review the 7in All Purpose Diamond Saw Blade is evaluated for contractors and DIYers who need a single blade that can handle mixed heavy work. The bottom line: this blade stands out because it cuts a wide range of materials including hard or reinforced concrete, asphalt and granite while offering a deep 2-5/8in cutting depth, so it is best for jobs that require versatility and penetration in one pass.

Key Features

• Multipurpose cutting: Designed to cut hard and reinforced concrete, asphalt, granite, terrazzo and ductile iron piping so one blade can cover multiple jobsite tasks.
• Deep cutting depth: A 2-5/8in cutting depth lets users make deeper passes without swapping blades, saving time on thicker material.
• Robust segment size: The 10mm segment height yields longer life and sustained cutting performance on abrasive materials.
• Thin kerf: The 0.125in segment width reduces material loss and lowers required power for quicker, cleaner cuts.
• Flexible arbor fit: The DM 7/8in-5/8in arbor accommodates common circular saws and handheld grinders for broad compatibility.
• Wet or dry use: Usable wet or dry and recommended for circular saws or handheld grinders so it adapts to jobsite conditions.

Who It's For

The blade is aimed at general contractors, road repair crews, and experienced homeowners who need a single diamond blade that performs on several tough surfaces. It is particularly useful where cutting depth matters, for example trenching or cutting through thick sidewalks and asphalt patches.

Those who should look elsewhere include precision stone fabricators who demand a blade tuned solely for polished stone finishes, and users with very lightweight trim saws that cannot comfortably handle a blade with a 2-5/8in depth or the thicker 10mm segments.

Pros & Cons

Pros

• Good all-around performance across concrete, asphalt and natural stone, reducing the need to carry multiple blades.
• Deep 2-5/8in cutting depth and 10mm segments provide durability and allow deeper passes on thick material.
• Thin 0.125in segment width helps deliver cleaner cuts and less wasted material.
• Works wet or dry and fits common saw arbors for flexible jobsite use.

Cons

• Build quality reports are mixed; some users noted occasional issues at segment welds, so inspect new blades before heavy use.
• Not optimized for ultra-fine stone finishing where a specialty blade would perform better.

Specifications

Our Verdict

The 7in All Purpose Diamond Saw Blade is a practical choice for professionals and capable DIYers who need reliable, deep cutting across a range of heavy materials. It delivers strong durability and value for general cutting tasks, though buyers seeking flawless weld quality or specialty stone finishing may prefer a purpose-built blade.

Frequently Asked Questions

Can this blade be used wet?
Yes, it is rated for use wet or dry and can be run wet to reduce dust and extend life.

What tools will it fit?
The blade fits circular saws and handheld grinders with a DM 7/8in-5/8in arbor adapter.

How deep will it cut?
The blade provides a 2-5/8in cutting depth suitable for thicker concrete and asphalt cuts.