T&E Tools No.4100SET – Internal Spark Plug Thread Chaser Set
Professional spark plug thread chaser set designed to repair and clean damaged internal spark plug port threads from inside the cylinder head. The tool works outward from the good thread at the base of the port, helping reduce the chance of metal debris falling into the cylinder.

🔧 Key Features

✅ Internal Thread Chasing Design
Works from inside the cylinder head outward, using the good thread at the base of the spark plug port.

✅ Reduces Debris Risk
Designed to greatly reduce the chance of filings or debris falling into the cylinder during thread repair.

✅ Multiple Spark Plug Thread Sizes
Covers common spark plug thread sizes including 8mm, 10mm, 12mm, 14mm and 18mm.

✅ Long Reach Tools Included
Includes longer thread chasers for deeper spark plug ports and better workshop access.

✅ Supplied in Storage Case
Comes in a red moulded case for easy storage, organisation and transport.

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📦 Set Contains

• 12mm x 1.25P
• 14mm x 1.25P
• 18mm x 1.5P
• 8mm x 1.0P
• 10mm x 1.0P
• 12mm x 1.25P x 250mm long
• 14mm x 1.25P x 250mm long

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📐 Specifications

• Brand: T&E Tools
• Item Number: 4100SET
• Type: Internal Spark Plug Thread Chaser Set
• Application: Spark plug port thread cleaning / repair
• Storage: Red moulded case
• Condition: Brand New

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🛠 Suitable For

✅ Spark plug thread repair
✅ Cylinder head thread cleaning
✅ Automotive engine service
✅ Mechanics and workshops
✅ Petrol engine maintenance
✅ Professional and DIY use

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⚠️ Use Tip

Apply a small amount of light grease to the tool end to help trap filings and keep the tool easier to use.

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⭐ Why Buy From Us?

🚚 Fast dispatch from Australia
📦 Carefully packed for safe delivery
🛠 Professional automotive tool supplier
✅ Quality tools for serious workshop use