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$25.99
1/4-24 UNS Tap and Die Set, High Speed Steel Right Hand Thread Tap and Round Die, 1/4" - 24 Thread Per Inch Machining Tool Kit for Metal Threading, 2-Piece Set — image 1
Pipe TapsGENERIC✓ In stock

1/4-24 UNS Tap and Die Set, High Speed Steel Right Hand Thread Tap and Round Die, 1/4" - 24 Thread Per Inch Machining Tool Kit for Metal Threading, 2-Piece Set

$25.99
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About this item
  • Precision Threading Specifications: This set includes one 1/4-24 UNS hand tap and one matching round die. Both tools are engineered for a 1/4 inch diameter with 24 Thread Per Inch (TPI) pitch, ensuring perfect synchronization for creating or repairing internal and external threads.
  • Industrial Grade HSS Construction: Manufactured from High Speed Steel (HSS), these threading tools provide high hardness and heat resistance. This material ensures clean thread cutting and maintains edge sharpness even during repetitive machining tasks on carbon steel, alloy steel, and cast iron.
  • Clean and Efficient Cutting: The tap features ground flutes for effective chip removal, while the round die is designed with a tapered locking hole. This combination allows for smooth starts and prevents thread galling, resulting in professional-grade accuracy for mechanical repairs.
  • Versatile Workshop Application: Ideal for DIY projects, automotive restoration, and general machinery maintenance. The 1/4-24 UNS size is a specialized thread pitch often required for specific fastener replacements where standard coarse or fine threads are not compatible.
  • Easy Tool Identification: Each piece is clearly etched with the size and thread type (1/4-24 UNS) for quick identification in your toolbox. The set is designed for use with standard tap wrenches and die stocks (sold separately) to provide maximum leverage and control.
Product description

This 1/4-24 UNS Tap and Die Set is an essential addition to any machinist's or mechanic’s toolkit. When working with specialized machinery or vintage automotive parts, standard threads often won't fit. This set provides the specific 1/4 inch diameter with 24 Thread Per Inch configuration needed for precision fits. Constructed from High Speed Steel, these tools are designed to handle the friction and heat of metalworking. The right-hand thread tap is optimized for creating deep internal threads, while the solid round die allows you to refresh or create external bolts with ease. Whether you are chasing existing threads to remove rust and debris or cutting new threads into raw stock, this HSS set delivers the reliability required for metal fabrication and maintenance.

Product details
Brand
GENERIC
Manufacturer
GENERIC
Colour
Silver
Size
22mm electric drill
Model number
SZ553TRDFR
Part number
ZH183US

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10 Trustpilot reviews total, with 2 shown at a time.

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Excellent
4.5 average rating
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S
Sigalit
🇮🇱 · January 2026

I wrote to Bigamart's customer support and they accompanied the process of reshipping the item until it finally arrived. I felt a genuine effort to solve the problem till it was finally solved.

V
Verified buyer
🇦🇺 · November 2025

The package was here in Australia from England in a few days — so quick! Something was missing and they refunded it straight away. Pretty happy with these guys.

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