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Drill America HSS round adjustable die M45x4.5 3 inch OD

Drill America

Drill America DWTSMR3-45X4.5 M45x4.5 3" OD HSS Round Adjustable Die

SKU CH-GK1K-0DRVR

A 3-inch high-speed steel adjustable die cuts M45 x 4.5 threads with selectable chamfer depths for shoulder work

  • High Speed Steel construction extends wear life for repeated threading tasks
  • Adjustable fine-pitch screw allows precise diameter control on M45x4.5 threads
  • Dual chamfers enable both standard threading and work close to shoulders
  • 3-inch outer diameter fits compatible die holders for machine or hand use
  • California Proposition 65 warning notes chemical exposure risk during handling

Threading die for M45x4.5 threads

This Drill America round adjustable die cuts external threads to an M45x4.5 pitch. It is made from high-speed steel for improved wear life during threading operations. The tool suits maintenance and repair work where damaged or new threads are required on large-diameter pipe or rod. Machinists and pipe fitters who need a durable hand-threading solution will find it appropriate.

Thermals noise and power draw

As a non-powered hand tool, the die generates no operational noise and draws no electrical power. Heat is limited to the friction created between the die and workpiece during cutting. Using cutting fluid helps manage that heat and extends the life of the high-speed steel cutting edges. No thermal management or power supply is required.

Adjustable split-die design

The die is chamfered on both faces with a 2 to 3 thread lead on one side and a 1 to 1-1/2 thread lead on the other for threading close to a shoulder. A fine-pitch adjustment screw opens or closes the split die for precise fit. The beveled slot allows the adjusting screw to be removed so the die can be locked and adjusted inside a machine holder.

Highlights

  • High Speed Steel construction extends wear life for repeated threading tasks
  • Adjustable fine-pitch screw allows precise diameter control on M45x4.5 threads
  • Dual chamfers enable both standard threading and work close to shoulders
  • 3-inch outer diameter fits compatible die holders for machine or hand use
  • California Proposition 65 warning notes chemical exposure risk during handling

Specifications

BrandDRILL AMERICA

Questions about this item

How do I install the 3" OD HSS round adjustable die and which chamfer side should face the workpiece?

Mount the die in a holder with the 2 to 3 thread chamfer facing the workpiece for standard threading; use the 1 to 1-1/2 thread chamfer side when threading close to a shoulder. The fine-pitch adjustment screw opens or closes the die, and can be removed for holder-based adjustment.

What maintenance or replacement will the M45x4.5 HSS die need over time?

High-speed steel construction provides extended wear life; resharpen or replace the die when thread quality degrades or the adjustment screw no longer holds the set diameter. California Proposition 65 warnings apply to the product materials.

What limit appears first when using the 45 mm die continuously on tough material?

Heat buildup at the cutting edges will dull the high-speed steel teeth before the adjustment mechanism slips, so cutting speed and lubrication determine how long the die holds size.

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