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03B124 - Walter 3/4-16 NF HSS Taper Tap for Steel and Stainless

Packaging: 1 per each
$105.42/ea

Usually ships within 3-5 business days

SKU: 03B124 Categories: ,

OVERVIEW

Precision Threading with Walter High Speed Steel Taper Taps

The Walter 03B124 3/4-16 NF Taper HS Tap is a premium-grade threading tool designed for industrial professionals who demand accuracy and longevity. Manufactured from top-quality High Speed Steel (HSS), this tap is engineered to withstand the high thermal stresses and abrasive forces encountered during metalworking. Unlike standard carbon steel taps, Walter's HSS composition ensures that the cutting edges remain sharp longer, even when threading tough materials like stainless steel and mild steel. The tool has been meticulously hardened and tempered, a process that balances hardness with toughness to prevent the brittle snapping often associated with inferior threading tools.

This specific model features a Taper chamfer, characterized by a gradual cutting entry over 7 to 10 threads. This design is critical for starting new threads, as it distributes the cutting load over a larger area and helps align the tap perpendicular to the hole surface. It is the ideal choice for initiating a threading operation or for through-hole applications where the chips can be pushed forward. The precision-ground threads guarantee that every cut produces a clean, accurate 3/4"-16 National Fine (NF) profile, ensuring compatibility with standard fine-thread fasteners and reducing the likelihood of cross-threading or binding during assembly.

Versatility is a core strength of the Walter 03B124. It performs exceptionally well across a broad spectrum of materials, including aluminum, mild steel, and stainless steel. Whether used in a maintenance repair operation (MRO) to clean up damaged threads or in a fabrication setting to create new fastening points, this tap delivers consistent results. The fine thread pitch offers higher tensile strength and better resistance to vibration loosening compared to coarse threads, making this tool essential for automotive and precision machinery applications. By investing in Walter's superior metallurgy and manufacturing standards, operators can reduce downtime caused by tool failure and ensure high-quality finishes on every project.

Additional Information
Packaging Description:1 per each
Brand:Walter
Item:Tap
Material:High Speed Steel
Thread Size:3/4"-16
Thread Standard:NF (National Fine)
Tap Style:Taper
Chamfer Length:7-10 Threads
Material Composition:High Speed Steel (HSS)
Finish:Bright / Ground

INCLUDED

  • 1 x Walter 3/4"-16 NF High Speed Steel Taper Tap
  • Protective packaging

APPLICATIONS

  • Creating new 3/4"-16 NF threads in drilled holes
  • Repairing or cleaning damaged threads in maintenance applications
  • Threading through-holes in metal plates and castings
  • Fabrication involving mild steel, stainless steel, and aluminum
  • Automotive and machinery repair requiring fine thread fasteners
  • Manual tapping with a tap wrench or slow-speed machine tapping

FAQ

A taper tap, like this Walter model, has a pronounced chamfer of 7-10 threads, making it easier to start the thread straight. A plug tap has a shorter chamfer (3-5 threads) and is used after the taper tap or for through holes. A bottoming tap has almost no chamfer and is used to thread to the bottom of a blind hole.

This High Speed Steel (HSS) tap is designed to cut a variety of materials including aluminum, mild steel, and stainless steel. It is hardened and tempered to handle these metals effectively.

Yes, using a high-quality cutting fluid or tapping paste is highly recommended. It reduces friction, dissipates heat, clears chips, and significantly extends the life of the tap while producing cleaner threads.

This designation indicates the tap size and thread pitch. '3/4' refers to the nominal diameter of the thread (0.75 inches), '16' refers to the number of threads per inch (TPI), and 'NF' stands for National Fine, indicating a fine thread series.

While you can use a taper tap to start a blind hole, it will not cut threads all the way to the bottom due to its long chamfer. For blind holes, it is best to start with this taper tap and finish with a bottoming tap.

HSS can withstand higher temperatures without losing its hardness (temper) and is generally tougher than carbon steel. This allows it to cut harder materials like stainless steel and last much longer in industrial environments.

For a 3/4"-16 NF thread, the standard tap drill size is typically 11/16" (0.6875 inches). Always consult a tap drill chart to confirm the specific percentage of thread engagement required for your application.