Powerbuilt 12mm Back Tap Spark Plug Thread Repair Tool, Straightening Tool, Motorcycle Spark Plugs, Repairs Damaged Threads, Collapsible Design - 641148
Powerbuilt 12mm Back Tap Spark Plug Thread Repair Tool, Straightening Tool, Motorcycle Spark Plugs, Repairs Damaged Threads, Collapsible Design - 641148
Couldn't load pickup availability
- 24/7 Customer Support
- Risk-Free 30-Day Returns
- Fast & Reliable U.S. Shipping
Contact Information
Contact Information
30-Day Hassle-Free Returns
30-Day Hassle-Free Returns
Not satisfied? Return your order within 30 days for a full refund or exchange — simple and easy.
✔ Easy return process
✔ Fast refunds
✔ No hidden conditions
Fast U.S. Shipping
Fast U.S. Shipping
We ship within the United States only — no international delays.
✔ Processing time: 1–2 business days
✔ Delivery time: 3–7 business days
✔ Real-time tracking available
👉 Track your order anytime from the header via Track Order
About This
- Patented Back-Tap design expands inside spark plug hole to cut and restore damaged 12mm threads from the inside out
- Collapsible tool easily passes through spark plug bore, then expands to repair threads while extracting debris and metal filings
- Efficiently cleans and repairs cross-threaded spark plug holes, helping to avoid costly cylinder head removal and retapping
- Precision thread cutting restores proper thread engagement for secure spark plug installation
- Built by Powerbuilt Tools, known for durable, high-quality tools that meet or exceed US Government and ANSI standards
- Back-Tap 12 millimeter thread straightening tool for motorcycle 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

WE MAKE SMART LIVING SIMPLE.
OUR TEAM HELPS SECURE YOUR HOME.
SmartHomeValueHub helps homeowners create safer, smarter, and more convenient living spaces with trusted smart home solutions built for everyday life.
From smart security cameras and smart locks to video doorbells, thermostats, lighting, and home automation essentials — we focus on products that improve real comfort, safety, and efficiency.
Our goal is simple: better protection, lower energy costs, and smarter daily living for every home.
Why Homeowners Trust SmartHomeValueHub
✔ Easy Setup
✔ Matter Compatible
✔ Smart Security
✔ Energy Saving
50K
HaSMART DEVICES INSTALLEDppy Clients
15+
YEARS OF SMART HOME EXPERTISE
98%
CUSTOMER SATISFACTION RATE
365
RELIABLE SUPPORT YEAR-ROUND
Smarter Security. Lower Bills. Easier Living.
SMART HOME FAQ
Yes — many modern devices support multiple platforms.
Matter-certified devices can work across Alexa, Google Home, and Apple HomeKit at the same time.
Not always.
Smart bulbs, plugs, cameras, and video doorbells are often easy DIY installations, while full security systems may need professional setup.
Many devices still work manually or through local control.
You may lose remote app access, but locks, lights, and thermostats often continue basic functions.
Security depends on the device and setup.
Use strong passwords, trusted brands, firmware updates, and secure Wi-Fi for better protection. Privacy and unauthorized access are common concerns in smart homes.
Most homeowners start with:
Smart Security Cameras
Smart Door Locks
Smart Thermostats
Smart Plugs
Video Doorbells
Yes.
Smart thermostats and smart plugs help reduce wasted energy by automating heating, cooling, and power usage.
It depends on your ecosystem.
Alexa → widest compatibility
Google Home → strong for Android users
Apple HomeKit → best privacy
Home Assistant → advanced control
Smart Home Tips, Trends & Buying Guides