The Bosch OSC005 Dust-Extraction Kit is a dust extraction accessory kit for compatible Bosch oscillating multi-tools. This is a dust-extraction kit designed for sanding with Bosch Starlock and selected MX-series oscillating multi-tools. Model Number: OSC005. If you use your multi-tool for detail sanding, edge cleanup, or stair and trim work, this kit matters because it helps pull sanding dust away before it gets between the pad and the work surface.

What that means in real use is cleaner sanding and less regrinding of loose dust. Instead of dust building up on the surface and dulling the abrasive action, the hood and hose connection help keep material moving away from the sanding area. That can improve finish quality, especially on painted surfaces, trim, stairs, and other spots where swirl marks and loaded paper slow the job down.

The setup is straightforward. The dust hood locks onto the tool-accessory interface on compatible models, and the included VAC024 vacuum hose adapter expands hose fitment beyond direct Bosch hose connections. Bosch calls this out for sanding only, and that is an important detail. This kit is not meant for cutting, grinding, scraping, or general multi-tool use. If sanding is the job, it is useful. If you want one attachment to stay on for every accessory, this is not that product.

Compatibility is one of the strong points here. The hood connects directly with Bosch and other 22 mm and 35 mm vacuum hoses, while the included adapter accepts 1-1/4 inch and 1-1/2 inch vacuum hoses. That gives you some flexibility whether you are already running a Bosch dust extractor, a standard shop vacuum, or another hose setup that matches those sizes.

Bosch also built the kit around specific tool families rather than making it a loose universal fit. It is intended for Bosch GOP-series Starlock tools including GOP12V-28, GOP18V-28, GOP40-30, and GOP55-36, plus the Bosch MX30E and MXH180. That model-specific fit matters because a dust hood only works well when it stays put and lines up correctly with the sanding accessory.

Construction is described as high-quality and durable, and the listed material is nylon. For a shop accessory like this, that matters less as a talking point and more in how it holds up to repeated installation, hose movement, and jobsite handling. At just 0.28 lbs, it adds very little weight, so it does not turn a compact oscillating multi-tool into something awkward for fine sanding work.

If you are a finish carpenter, remodeler, punch-list guy, cabinet installer, or serious DIYer who already sands with a Bosch oscillating tool, this is the right kind of add-on. It is especially useful when you are working indoors, in occupied spaces, or anywhere cleanup time matters. If your main multi-tool use is plunge cuts, grout removal, or scraping, you can skip it. If sanding is part of your regular workflow, the Bosch OSC005 Dust-Extraction Kit is the accessory that makes that task cleaner and more efficient.

Bosch OSC005 Dust-Extraction Kit makes a sanding setup way more livable

If you already sand with a Bosch oscillating multi-tool, this is the kind of accessory that earns its spot fast because it keeps dust down and the sanding action cleaner.

• Who it's for: Pros and serious DIY users running compatible Bosch GOP or MX oscillating tools for detail sanding, trim work, and indoor remodel work.
• Why it stands out: It is built around specific Bosch models, includes the VAC024 adapter, and gives you direct fit with common 22 mm and 35 mm hoses plus adapter support for 1-1/4 inch and 1-1/2 inch hoses.
• Worth knowing: This is a sanding-only accessory. If your multi-tool spends most of its time cutting or scraping, you will not get much value from it.

• What tools does this fit? It is made for Bosch GOP12V-28, GOP18V-28, GOP40-30, GOP55-36, MX30E, and MXH180 models.
• Can I use it for cutting or scraping? No. Bosch specifies this kit for sanding only.
• What vacuum hose sizes work with it? The hood connects directly to 22 mm and 35 mm hoses, and the included VAC024 adapter accepts 1-1/4 inch and 1-1/2 inch hoses.
• Is this a heavy add-on? No. The listed weight is 0.28 lbs, so it adds very little to the tool.