- High-quality construction
- Ideal for threading or re-threading spark plug holes
![Irwin Machine Screw Taps (HCS), NS Plug, #4-36, #IR-8011 (3/Pkg) Irwin Machine Screw Taps (HCS), NS Plug, #4-36, #IR-8011 (3/Pkg)](https://cdn11.bigcommerce.com/s-gdy1ehz/images/stencil/500x659/products/276119/441176/8011__72838.1664907048.jpg?c=2)
Note: The image displayed is a representation of the product. Product dimensions, finish, head type, and thread length may differ from picture. Products are guaranteed to meet the specification to which they are manufactured. Please email us with any questions.