Please note this product is not in its original packaging. 

Application:

• For Cutting Internal Threads

• Standard, Pipe & Metric Sizes

• Produced To Exacting Specifications

• Rust & Tarnish Resistant

• Cut Cleaner More Accurate Threads

• Four Flutes For Extra Chip Clearance

• Right Handed Threaded Taps In Plug Style

What You Need To Cut Internal Threads:

• Correct Size Tap

• Proper Drill Bit Or Hole

• Proper Lubricant (Light Weight Oil In Ferrous Metals & Paraffin Or
  Beeswax For Cutting Alumnium. Do Not Use Oil When Cutting Cast Iron)

• Tap Wrench

Warning: Using Any Tool Can Be Dangerous. Always Select
The Right Tool For The Job.