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Walter 7/16-14 NC High-Speed Steel Taper Tap

$37.24/ea $96.06/3 per each only $32.02/eaSave 14%

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OVERVIEW

Reliable Threading for Fabrication and Repair

In the welding and fabrication shop, a stripped thread or a new mounting hole requires a tool you can trust. The Walter 7/16-14NC Taper Tap (03B071) is built to handle the reality of metalworking, offering professional-grade performance that outlasts generic hardware store options. Made from premium High-Speed Steel, this tap is designed to bite into metal and cut clean, precise threads without dulling prematurely. Whether you are working on a custom steel frame, repairing a mounting bracket, or fabricating aluminum components, this tool provides the cutting power needed to get the job done right the first time.

The "Taper" style of this tap is a fabricator's best friend when starting a new hole. The long, tapered tip acts as a guide, helping you align the tap perfectly perpendicular to the workpiece before the full cutting threads engage. This makes it incredibly easy to start threads by hand using a tap wrench, reducing the struggle and force needed to get the cut going. It is especially useful for through-holes, where you can drive the tap all the way through for a complete, clean thread from top to bottom. The gradual cutting action also puts less stress on the tool, reducing the nightmare scenario of snapping a tap inside a critical part.

Durability is essential when you are in the middle of a job. Walter's heat-treatment process ensures that the 03B071 has the structural integrity to withstand the torque of tapping tough metals like stainless steel. It clears chips effectively, preventing binding and ensuring a smooth finish. Compatible with standard tap handles and suitable for a variety of metals found in the shop, this HSS tap is a versatile and essential addition to your toolbox. Stop fighting with dull tools and upgrade to a tap designed for the professional tradesperson.

Additional Information
Brand:Walter Surface Technologies
Size:7/16"-14
Material:High-Speed Steel (HSS)
Thread Type:NC
Tap Style:Taper
Application:Aluminum, Mild Steel, Stainless Steel
Measurement System:Imperial
Packaging Description:3 per each

INCLUDED

  • 1 x Walter 7/16-14NC Taper HSS Tap

APPLICATIONS

  • Cutting new internal threads in metal fabrication projects
  • Repairing damaged or stripped threads in machinery and equipment
  • Tapping through-holes in structural steel and brackets
  • Machining operations involving aluminum, mild steel, and stainless steel
  • General maintenance and repair (MRO) tasks
  • Automotive component threading and repair

FAQ

A taper tap has a longer chamfer (7-10 threads) which helps in starting the thread straight, whereas a plug tap has a shorter chamfer (3-5 threads) and is used after the thread is started or for blind holes.

Yes, the Walter 03B071 is made from High-Speed Steel (HSS) and is capable of cutting threads in stainless steel, as well as mild steel and aluminum.

This tap is a 7/16"-14 NC, meaning it has a 7/16 inch diameter and 14 threads per inch (National Coarse).

Yes, using a high-quality cutting fluid or lubricant is highly recommended to reduce friction, dissipate heat, and extend the life of the tap.

While it can be used, taper taps are best for through-holes or starting threads. For a blind hole (one that doesn't go all the way through), you would typically follow up with a bottoming tap to thread to the bottom.

High-Speed Steel (HSS) can withstand higher temperatures without losing its hardness, making it much more durable and capable of cutting harder metals than carbon steel.

For a 7/16"-14 NC tap, the standard tap drill size is typically 'U' (0.3680") or 3/8" depending on the desired thread percentage, but a 'U' drill is the standard recommendation for 75% thread.
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