Drill America 1-3/4ft in-5 Carbon Steel Plug Tap - Re-threading

In this review the Drill America 1-3/4' in-5 Carbon Steel Plug Tap is evaluated for re-threading work and general hand tapping. It is aimed at hobbyists and light industrial users who need a straightforward, uncoated plug tap to restore or cut threads in mild steels and similar materials. The single biggest reason to buy is its simple, sharp construction that makes it effective for thru hole re-threading and occasional machine or hand use when a basic, reliable plug-style tap is required.

Key Features

• Plug style design: Specifically shaped for thru holes so it produces clean threads quickly when re-threading damaged or jammed fasteners.
• Carbon steel construction: Offers suitable hardness and cutting edge retention for mild steels and routine threading tasks.
• Straight flute geometry: Allows chips to collect in the flutes during shallow cuts, reducing clogging and easing chip removal.
• Uncoated finish: Provides a raw substrate that works well in a wide range of general-purpose applications without worrying about coating compatibility.
• Hand tap versatility: Designed for hand or light power tapping, making it useful for general machine or CNC tapping scenarios when the material and setup are appropriate.

Who It's For

This tap is best for hobby machinists, maintenance techs, and light fabrication shops that need a single plug-style tap for thru hole re-threading and threading of mild steel or aluminum. It is also useful for someone who prefers a simple, uncoated tool for general-purpose use and occasional CNC or hand tapping.

Users who routinely cut hard alloys, require specialized coatings for longer life, or need multi-tap kits for blind holes should look elsewhere; this single carbon steel plug tap is not intended as a premium long-life solution for heavy production work.

Pros & Cons

Pros

• Well-shaped plug profile makes re-threading thru holes straightforward and accurate in common materials.
• Sharp, carbon steel edge performs well on aluminum and mild steel when cutting or restoring threads.
• Straight flutes help chip control in shallow cuts and simplify cleaning between uses.

Cons

• Carbon steel and uncoated finish can wear faster than coated taps in high-volume or abrasive use.
• Some users report inconsistent durability, so it may break earlier under heavy tapping or improper alignment.

Specifications

Product	1-3/4' in-5 Carbon Steel Plug Tap (Pack of 1)
Series	DWT
Material	Carbon steel
Style	Plug style, straight flute, uncoated
Intended use	Re-threading damaged/jammed threads; mild steels and general tapping
Pack	Single tap (Pack of 1)

Our Verdict

The Drill America 1-3/4' in-5 plug tap is a practical, economical choice for hobbyists and light shop work where a sharp, uncoated carbon steel tap is adequate. It excels at thru hole re-threading and general-purpose use, offering good value when used within its intended limits; those needing extended life or heavy production durability should consider coated or hardened alternatives.

Frequently Asked Questions

Can this tap be used to re-thread aluminum?
Yes. Customers report the carbon steel plug tap works well on aluminum for re-threading and routine thread cutting.

Is this tap suitable for blind holes?
Plug style taps are generally used for thru holes; for blind holes a bottom style tap is a better choice.

Will the uncoated finish cause premature wear?
Uncoated carbon steel tools wear faster under heavy or abrasive use, so they are best for light to moderate applications or when coatings are not required.