Glow Plug Reamer Tool M8 M10 M12 Aperture Cleaner Set

A glow plug reamer tool set used to clean glow plug apertures and seats before refitting. It is intended for diesel engine servicing where carbon build-up and contamination around the glow plug opening can affect fitting and sealing.

Used during glow plug replacement, engine servicing and workshop maintenance, this set helps prepare the aperture properly before new or cleaned plugs are installed. It suits mechanics, garage users and experienced DIY buyers working on diesel vehicles, especially when removing old deposits from the glow plug seat area is part of the job. For regular vehicle maintenance, having the correct reamer and adaptor sizes close to hand can make cleaning work more straightforward.

The set includes reamers in M8, M10 and M12 sizes, along with adaptors listed for M8 x 1.0, M10 x 1.0, M10 x 1.25 and M12 x 1.25 applications. A 145mm drive shaft with a knurled handle gives a more secure hold during use, which is useful when working carefully in tighter engine bay areas. The shaft is made to be used with a 14mm socket or a 1/4in.Dr ratchet, giving flexibility depending on the tools already in your kit. The size coverage makes it a practical glow plug cleaning tool for a range of diesel engine jobs.

Glow plug reamer set specifications

• Contents: Glow plug aperture cleaning and reamer set.
• Reamer sizes: Includes M8, M10 and M12 reamers.
• Adaptor fitment: M8 x 1.0, M10 x 1.0, M10 x 1.25 and M12 x 1.25.
• Handling: 145mm drive shaft with knurled handle for added grip during careful cleaning work.
• Drive options: Use with a 14mm socket or 1/4in.Dr ratchet.

A practical choice for regular diesel servicing and glow plug seat cleaning.