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1/2 Inch Square Carbon Steel Key Stock - 12 Inch Length

$1.24/ea $0.89/1 per each only $0.89/eaSave 28%

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OVERVIEW

Reliable 1/2" Square Key Stock for Equipment Repair

When welding up a repair on heavy equipment or fabricating new machinery, having the right hardware is just as important as the weld itself. Walter Key Steel (48H480) is a premium 1/2-inch square stock designed for securing drive components like sprockets, gears, and pulleys to shafts. Made from robust carbon steel, this key stock handles the torque and stress of demanding workshop environments.

Fabricators and welders often encounter worn or sheared keys when servicing agricultural equipment, pumps, or industrial motors. This 12-inch length of key stock allows you to quickly manufacture replacement keys on the spot. Simply measure the keyway, cut the stock to length with a hacksaw or abrasive wheel, and file the edges for a perfect fit. Its consistent dimensions ensure it slides into place securely, restoring the mechanical link and getting the equipment back in service faster.

Unlike generic bar stock, this key steel is manufactured specifically for tolerance and straightness. It is an indispensable item for any welder's repair kit or machine shop inventory. Whether you are building a custom drive system or performing emergency field repairs, trust Walter Key Steel to provide the solid connection your machinery needs.

Applications

  • Repairing sheared keys on motors and pumps.
  • Securing pulleys and gears during fabrication.
  • General machine shop maintenance.
  • Custom machinery builds and prototyping.
Additional Information
Material:Carbon Steel
Shape:Square
Size:1/2"
Length:12 in
Packaging Description:1 per each

INCLUDED

  • 1 x 12-inch Length Key Stock (1/2" Square)

APPLICATIONS

  • Locking gears to drive shafts
  • Securing pulleys and sprockets
  • Industrial machinery repair
  • Motor and pump maintenance
  • Agricultural equipment repair
  • Tool and die making

FAQ

This key steel is a 1/2-inch square profile (0.5" x 0.5") and comes in a 12-inch length.

It is manufactured from carbon steel, offering a good balance of strength and machinability.

You can easily cut it to length using a hacksaw, a bandsaw, or an abrasive cutoff wheel.

Standard key stock usually comes with a plain or oil finish to prevent rust during shipping, but it is typically not heavily plated to maintain precise tolerances.

Yes, being carbon steel, it can be welded if necessary, though keys are typically held in place by fit and set screws rather than welding.

Key stock is typically manufactured slightly undersized (negative tolerance) to ensure it fits into standard keyways without binding.

Carbon steel can rust if exposed to moisture. If used outdoors, it should be greased or painted after installation, or used in a sealed assembly.

It is used to transmit torque between a rotating shaft and a component like a gear or pulley by fitting into a slot (keyway) on both parts.
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