Features: Back-Tap's patented collapsible design allows it to engage be placed through the spark plug hole and into the chamber The Back tap repairs the damaged thread as it is drawn up through the spark plug hole Back-Tap 14 millimeter thread straightening tool for spark plug fouled threads 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 Specifications: Material: stainless steel Color: silver Diameter of threaded portion: approx. 14 mm/ 0.55 inches Size: approx. 13.8 x 1.48 cm/ 5.43 x 0.58 inches Package includes: 1 x Back tap thread repair tool Pls Note: (1)It would be highly appreciated if you might contact us first once you have any problems concerning the items. And youThreading Tools 14mm Back Tap Thread Repair Tool For Spark Plug Fouled ThreadsFeatures:Back-Tap's patented collapsible design allows it to engage be placed through the spark plug hole and into the chamber The Back tap repairs the damaged thread as it is drawn up through the spark plug hole Back-Tap 14 millimeter thread straightening tool for spark plug fouled threads 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 Specifications: Material: stainless steel Color: silver Diameter of threaded portion: approx. 14 mm/ 0.55 inches Size: approx. 13.8 x 1.48 cm/ 5.43 x 0.58 inches Package includes: 1 x Back tap thread repair tool Pls Note: (1)It would be highly appreciated if you might contact us first once you have any problems concerning the items. And you can expect all the issues would be resolved ASAP! (2) Please allow 1-3mm differs due to manual measurement. Due to the different display and different light, the picture may not reflect the actual color of the itemPaymentDelivery detailsTerms of salesAbout usContact usPayment1.Payment must be received within 7 days after winning the item，UPI (Unpaid Item Case) will be filed automatically if buyers fail to make the payment in 7 days after item ends. 2.If you have difficulty paying for the item, please email us to cancel the orderDelivery details1.Items will be sent out in 48 hours on payment received from Monday to Friday. Orders during weekends and holidays will be posted in the following working day. 2.Please make sure your shipping address and the order information is correct before placing an order. We will not be responsible for item loss due to wrong or unknown address. 3.Items wont be shipped to Puerto Rico(Please check your address before placing an order! 4.Items would be shipped within 24 hours with cleared payment(Exclude Weekend and Holidays)Terms of sales1.We accept 30 days return/refund guarantee 2.If the item you received is faulty, damaged or incorrect, or any further problems, you can return it for replacement or refund, please contact our customer service on eBay within 30 days from item received. 3.For damaged items on arrival, please contact us immediately, sending us an email with a photo is preferred. We will offer solutions to such cases. Full refund or replacement will be guaranteed.About us Welcome to SPEEDY AUTOPARTS USA Processing Plant! we have been providing the quality products in automotive parts & accessories for years. Being a professional e-Bayer that provides you guys the greater shopping experience is our mission.Contact us1.Please contact us first if you have any questions such as product damaged, item not arrived, wrong item sent and item does not work. All those issues would be solved immediately with your satisfactory! 2. Please contact us first before you left us a negative/neutral feedback and we are pleased to solve the problems you met. 3.Please feel free to contact us if you have any problems and we would always be here for your need .BrandSpeedyFitment TypeDirect ReplacementInterchange Part Number640811Manufacturer Part Number640811Number of Pieces1TypeDirectWarranty90 Day