This carbon steel bottoming hand tap is designed to generate threads all the way to the bottom of a hole. It is an ideal tool for re-threading and cleaning up existing threads in both through and blind hole conditions.

• Bottom style design allows you to generate threads to the very bottom of the hole.
• Constructed from carbon steel, making it ideal for re-threading and cleaning up existing threads.
• Versatile enough for use in both hand threading and tapping under power.
• Suitable for a vast majority of materials in both through and blind hole applications.
• Precision 1/4 in. - 20 thread size for reliable performance.