12mm x 1.5 Metric Pipe Plug Set | Internal Hex Head | Vibra-Seal Coated Threads | 10-Pack | Steel Threaded Fittings | Made in USA

This 12mm x 1.5 metric pipe plug set is engineered for precision sealing in engine and industrial systems. Each plug is machined from high-strength steel and finished with an internal hex head for easy torque control and access in tight spaces. The threads feature a pre-applied Vibra-Seal coating to ensure a secure, leak-proof fit that withstands high temperatures, vibration, and pressure changes. Ideal for use in L4, L6, V6, and V8 engines, these plugs are commonly installed in oil galleries, coolant ports, and hydraulic fittings. Proudly made in the USA, this set includes 10 plugs—perfect for rebuilders, mechanics, and industrial maintenance professionals who demand durability and precision. Engine Quest produces high-quality OE-style replacement parts. Each part undergoes rigorous testing and inspections to meet EngineQuest’s exact specifications. Designed for precision manufacturing and durability, our products ensure easy installation. With nearly 500 SKUs available, the company specializes in hard-to-find, in-demand parts, including those no longer available from the OEM, difficult to salvage, or with prohibitively high OEM costs.

• 12mm x 1.5 Metric Thread Design – Precisely machined pipe plugs designed for tight sealing in automotive and industrial applications.
• Durable Steel Construction – Made from high-strength steel for superior resistance to heat, vibration, and corrosion.
• Internal Hex Head – Allows easy installation and removal in confined spaces using standard hex tools.
• Pre-Applied Vibra-Seal Coating – Provides leak-free performance and vibration resistance under high-pressure conditions.
• 10-Pack for Professional Use – Includes 10 plugs for complete coverage during rebuilds, repairs, or maintenance.
• Made in the USA – Quality-manufactured with strict tolerances for reliability across L4, L6, V6, and V8 engine applications.
• EngineQuest: Over 75 Years of U.S. Automotive Expertise – Designed in the USA with Top-Quality Control. Proud IMCA/WISSOTA Supporter. Backed by a 1-Year Parts & Labor Warranty.