3/8 Inch Drive: Spark plug chaser is compatible with all 3/8” drive ratchet wrench and ratchet extensions, giving you plenty of additional power and flexibility Limited Access Spark Plug Chaser: Rethread and chase even the most hard-to-reach spark plug sleeves with the OEMTOOLS 25155 Limited Access Thread Chaser. Its compatibility with all 3/8 drive ratchets and extensions, combined with the ability to efficiently chase 14 mm spark plug sleeves, makes it an essential tool for anyone looking to perform spark plug maintenance with confidence. TYC Powe Window Moto and egulato Assembly, FQPX--660173 $62.99 Was $69.99 Save $7.00 (10%) Add to Cat OEMTools 25155 OEM Automotive Tools Limited Access Thread Chasers... Limited Access Spark Plug Chaser - Performance Tool The simple application of grease to catch metal shavings underscores the OEMTOOLS brand's attention to detail and dedication to user safety. The OEMTOOLS 25155 Limited Access Thread Chaser is your go-to solution for maintaining spark plug threads in confined spaces. With its heavy-duty steel construction, this tool promises to be a reliable ally in any spark plug maintenance task, saving you both time and money by preventing costly mis-threading. Heavy Duty Steel Construction: Composed of heavy duty steel to hold up to regular use Spark Plug Cleaner Limited Access Thread Chaser | Clears Any Plug Hole With Spark Plug Gapping Tool