605020 High Speed Cut Off Wheels For Portable Gas Saws - Double

In this review of the 605020 high speed cut off wheels for portable gas saws, the bottom line is simple: these are reliable masonry cut off wheels designed for contractors and tradespeople who need consistent, fast cuts in stone and concrete. The reviewer found the double reinforced construction and the 12-in by 1/8-in thickness give the blades a reassuring durability and stability during high-speed cutting, making them a sensible choice when safety and longevity matter. This pack of 10 provides a practical balance of value and on-site usability.

Key Features

• Double Reinforced Construction: Provides extra strength and resistance to breakage under the high RPMs of portable gas saws so the wheel feels stable during use.
• 12-in x 1/8-in Size: The common 12 in diameter with a 1/8 in (5/32) thickness fits many gas saws and delivers a good compromise between cutting speed and wheel life.
• 20mm Arbor: The 20mm center hole matches compatible portable saw models without requiring adapters for common construction equipment.
• Masonry Grit: Abrasive formulation is optimized for cutting masonry materials such as concrete, brick, and block for cleaner, faster cuts.
• 10-Pack Value: Supplied as a 10-pack so users can replace worn wheels on a job without frequent reordering and can carry spares on site.

Who It's For

This product is aimed at professional contractors, masons, and serious DIYers who operate portable gas saws and need a dependable masonry cut off wheel that stands up to frequent use. It is particularly useful on job sites where cutting large volumes of concrete, block, or brick is required and where a reinforced wheel reduces downtime and safety concerns.

Those working primarily on metal cutting, precision finish work, or using saws with nonstandard arbors should look elsewhere for a wheel formulated specifically for metal or for other arbor sizes. Likewise, hobbyists with occasional light-duty needs might find a single-wheel purchase or a thinner hobby blade more economical.

Pros & Cons

Pros

• Durable double reinforced design reduces the risk of wheel failure during high-speed cutting.
• Appropriate masonry grit gives efficient cutting through concrete and brick with less clogging.
• 10-pack packaging offers immediate spare wheels and better per-wheel cost for frequent users.
• Standard 12 in diameter and 20mm arbor size fit many portable gas saws without modification.

Cons

• Not intended for metal cutting; buyers needing metal-specific wheels will need a different product.
• Thickness and grit are set for masonry work, so very fine finishing cuts are not the primary use case.

Specifications

Product Name	605020 High Speed Cut Off Wheels
Application	Masonry grit for concrete, brick, block
Diameter	12 in
Thickness	1/8 in (5/32)
Arbor Size	20 mm
Pack Quantity	10-pack
Construction	Double reinforced

Our Verdict

The 605020 double reinforced 12-in cut off wheels are a practical, value-oriented choice for professionals who cut masonry with portable gas saws. They combine reinforced safety, a common 20 mm arbor, and a 10-pack supply that reduces downtime. For contractors focused on reliable masonry cutting performance and economy, these wheels represent good value on site.

Frequently Asked Questions

Will these wheels fit my portable gas saw?
They fit saws that accept a 12 in diameter wheel with a 20 mm arbor; verify your saw's arbor size before buying.

Are these wheels suitable for cutting metal?
No, these are masonry grit cut off wheels designed for concrete, brick, and block rather than metal cutting.

How many wheels come in the pack?
The product is sold as a 10-pack, providing spare wheels for continued on-site use.