Dremel Grinding Stone

Dremel Grinding Stones: Precision Abrasives for Every Task

When it comes to rotary-tool grinding accessories, few names carry as much authority as Dremel. Their Grinding Stones are purpose-built accessories that transform any Dremel rotary tool into a targeted, precision grinder — capable of tackling everything from sharpening worn cutting edges to cleaning up rough welds, deburring metal after cutting, and etching hard non-ferrous materials like glass or ceramics.

Two Core Abrasive Materials, Two Different Jobs

Dremel's grinding stone lineup is built around two distinct abrasive formulations, each engineered for a specific class of materials:

• Aluminum Oxide (Orange/Tan) — Dremel's aluminum oxide grinding stones cover virtually all grinding needs, from sharpening screwdrivers to removing flash from metal castings, and can be used on most materials, including stainless steel. They are made for extended general-purpose grinding on metals, castings, welded joints, rivets, and rust.
• Silicon Carbide (Green) — For hard materials like glass, masonry, stone, tile, and other non-ferrous materials, Dremel's silicon carbide grinding stones are the way to go, featuring a sharper and harder grain compared to aluminum oxide. They are used for sharpening, deburring, and general purpose grinding, with typical applications including removal of stilt marks and excess glaze, sharp edges on tiles, and engraving on glass.

A Shape for Every Application

Material choice is only half the equation — geometry matters just as much. Grinding stones come in shapes like conical for precision sharpening and cylindrical for smoothing larger areas. Different shapes can help you reach the smallest holes or work more easily in larger areas. Notable examples from the Dremel lineup include the arch-shaped 952 aluminum oxide stone, the cylindrical 932, and the compact bullet-shaped silicon carbide options designed for tight or contoured surfaces.

Universal Fitment & Color-Coded Convenience

One of the most practical advantages of Dremel's grinding stone system is its universal compatibility. All Dremel grinding stones are compatible with all Dremel corded and cordless rotary tools, and every Dremel rotary accessory features a 1/8" standard shank — so there's no need to hunt for the right collet. Dremel accessories are also color-coded into usage categories to make it easier to select the right accessory for any project.

Practical Uses in the Shop and Field

Dremel grinding stones have earned a loyal following among mechanics, fabricators, and hobbyists alike. Ideal applications include sharpening lawn mower blades and other cutting tools, grinding down sharp points or edges on metal, and rust removal. They can also be used to remove flash from metal castings, deburr metal after cutting, smooth welded joints, grind off rivets, and remove rust. On the non-ferrous side, silicon carbide stones are rated for use on ceramic, glass, stone, porcelain, and non-ferrous metals.

Whether you're a weekend tinkerer sharpening garden tools or a professional technician cleaning up tight weld seams, Dremel's Grinding Stone accessories offer the right abrasive, in the right shape, every time. Explore the full range of Dremel accessories to find the perfect complement to your rotary tool setup.