Makita E-00430 X-LOCK 4-1/2 in. x 1/4 in. x 7/8 in. Type 27 General Purpose 36 Grit Abrasive Grinding Wheel is a metal grinding wheel built for general grinding on ferrous metals and stainless steel. This is a grinding wheel designed for stock removal, weld cleanup, and general flat grinding with an angle grinder. Model Number: E-00430.

The core selling point here is the X-LOCK interface. On a compatible X-LOCK angle grinder, this wheel swaps out fast and without tools, which saves time when you are moving between grinding, cut-off, and finishing accessories. Makita rates the system at up to 5 times faster wheel changes than a standard angle grinder mount, and on the job that translates into less messing around with flanges and spanner wrenches.

This wheel uses high-purity white aluminum oxide abrasive grain with a resinoid bond. That matters because the abrasive holds up better than a basic economy wheel while still cutting aggressively. The 36 grit rating puts it squarely in the coarse category, so it is the right choice for heavier material removal, not finish blending. The Type 27 depressed center shape is made for grinding on the face of the wheel, which is exactly what most fab, repair, and cleanup work calls for.

Size also makes this a straightforward fit for common grinder work. The 4-1/2 inch diameter is the standard size a lot of contractors and metalworking crews already run every day, the 1/4 inch thickness gives the wheel some substance for grinding duty, and the 7/8 inch arbor means it also works with many standard angle grinders that are not X-LOCK, as long as they use that arbor size. Maximum rated speed is 13,300 RPM, so it is built for the operating range of a typical 4-1/2 inch grinder.

In real use, this wheel is aimed at steel fabrication, maintenance, field repair, and general shop work. It is made for ferrous metals including stainless steel, alloy steel, carbon steel, cast iron, and wrought iron. If you are knocking down weld beads, cleaning up rough edges, flattening high spots, or doing general metal prep before the next step, this is the kind of wheel you keep on hand because it handles the common jobs without overthinking it.

Who should buy it? Anyone running a 4-1/2 inch angle grinder for metal grinding who wants a coarse, general-purpose wheel from a known brand. It makes the most sense for welders, metal fabricators, maintenance crews, mechanics, and serious DIY users working on steel. If you already own a Makita X-LOCK grinder like the XAG25, XAG26, or GA4570, the fast-change connection is the big advantage. If you need fine finishing instead of material removal, step down to a finer abrasive after this wheel does the heavy work.

Makita E-00430 X-LOCK 4-1/2 in. x 1/4 in. x 7/8 in. Type 27 General Purpose 36 Grit Abrasive Grinding Wheel Keeps Grinder Setup Simple

If you want a no-nonsense wheel for steel grinding and you are already on X-LOCK, this is an easy add to the cart.

• Who it's for: Fabricators, repair techs, welders, mechanics, and homeowners doing real metal grinding with a 4-1/2 inch angle grinder.
• Why it stands out: The X-LOCK interface is the big win here, and the coarse 36 grit Type 27 setup is right in the wheelhouse for everyday stock removal and weld cleanup.
• Worth knowing: This is a grinding wheel, not a finishing wheel. It is meant to remove material fast, so if surface appearance matters, plan on following it with a finer abrasive.

• Will this wheel fit a non-X-LOCK grinder? Yes. It is also designed for angle grinders that use a 7/8 in. arbor.
• What materials is it made to grind? It is intended for ferrous metals including stainless steel, alloy steel, carbon steel, cast iron, and wrought iron.
• What kind of grinding is it best for? This Type 27 36 grit wheel is best for general flat grinding, weld cleanup, and aggressive material removal.
• What is the maximum rated speed? The maximum rated speed is 13,300 RPM.