3M Brake Hub Cleaning Disc Holder 07545 — 1/4" Shank, Hollow-Core Metal Adapter, 20,000 RPM

The 3M CX-DR Brake Hub Cleaning Disc Holder 07545 is a specialized adapter that securely mounts brake-hub cleaning discs to die grinders and right-angle disc sanders for efficient rust and corrosion removal around wheel studs.

This compact metal holder is built to give technicians controlled access to narrow, studded areas on brake rotors and drums. With a hollow center and extended length, the tool slides over studs to clean the mating surfaces without contacting or damaging threads. Rated for up to 20,000 RPM and fitted with a 1/4" shank, it’s engineered for professional, industrial use where speed, reach, and thread clearance matter.

How does the holder protect wheel studs while cleaning?

The holder’s hollow core creates a clearance channel that lets the cleaning disc pass around studs rather than abrade them. This design minimizes contact with threads while focusing abrasive action on rust and corrosion on the hub or rotor face.

• Hollow center accommodates standard wheel-stud diameters
• Extended length keeps abrasive surface away from studs
• Secure disc retention prevents wobble that could nick threads

What machines and speeds is the 07545 compatible with?

It fits tools that accept a 1/4" shank, such as many die grinders and right-angle disc sanders used in shops. The holder is balanced and rated to operate safely up to 20,000 RPM, matching the speed range of common pneumatic and electric grinders used for hub maintenance.

• 1/4" shank fits most standard die grinders
• Rated maximum speed: 20,000 RPM for safe operation
• Compatible with 3M brake hub cleaning discs and similar abrasives

Which surfaces and tasks is this holder intended for?

Designed specifically for brake hubs, rotors, and drums, the holder supports discs intended to strip rust, oxidation, and light corrosion from mating surfaces. It allows technicians to restore clean contact areas around studs where new parts or wheels mount.

• Removes surface rust and corrosion from brake rotors and drums
• Accesses between wheel studs without dismantling hubs
• Use with abrasives sized for hub-cleaning applications

Who is this for: maintenance technicians, fleet mechanics, brake service professionals, and industrial users who need a reliable method to prepare hub and rotor surfaces before installation. Note: this product is for industrial/occupational use only and is not intended for consumer retail; follow your workplace safety procedures, use appropriate PPE, and adhere to tool manufacturer speed limits and operating instructions.