Powerbuilt 14mm Back Tap Spark Plug Thread Repair Tool, Straightening Tool, Motorcycle Spark Plugs, Repairs Damaged Threads, Collapsible Design - 640811

Powerbuilt 14mm Back Tap Spark Plug Thread Repair Tool, Straightening Tool, Motorcycle Spark Plugs, Repairs Damaged Threads, Collapsible Design - 640811

• SAVES THE DAY: The Back tap repairs the damaged thread as it is drawn up through the spark plug hole bringing any debris with it instead of falling into engine cylinder
• PATENTED DESIGN: Collapsible design allows it to engage be placed through the spark plug hole and into the chamber; expands the tool's threaded area and threading into the clean threads drawn up through the plug hole repairing threads as it goes
• TIME SAVER: Repairs fouled and damaged threads without removing cylinder heads; no need for tricky thread inserts
• TOP QUALITY: Meets or exceeds ANSI standards
• STRONG: Made of heat treated 4118 steel
• Back-Tap 14 millimeter thread straightening tool for spark plug fouled threads
• Collapsible design allows it to engage be placed through the spark plug hole and into the chamber
• Expands the tool's threaded area and threading into the clean threads
• Backtap repairs the damaged threads as it is drawn up through the spark plug hole

The Back-Tap's patented collapsible design allows it to engage be placed through the spark plug hole and into the chamber. A mandrel is then drawn back, expanding the tool's threaded area and threading into the clean threads at the bottom of the spark plug hole. The Back tap repairs the damaged thread as it is drawn up through the spark plug hole, bringing debris and metal filings with it. Made in USA. Meets or exceeds ANSI standards. Lifetime warranty.