Affordable 1/4″-28 HSS Round Adjustable Die 1″ OD Uncoated (Bright) DWTH1-1428

Specs

Product type: HSS Round Adjustable Die

Thread size: 1/4 inch-28

Outer diameter (OD): 1 inch

Material: High Speed Steel (HSS)

Finish: Uncoated (Bright)

Chamfering: Chamfered on both faces; one side has a 2 to 3 thread chamfer, the other side has a 1 to 1-1/2 thread chamfer

Adjustment mechanism: Fine pitch screw moves the sides of the die apart or allows them to spring together

Slot design: Beveled slot enables adjustment when mounted in a machine holder; external adjusting screw can be removed and adjustment performed by the holder screws

Package quantity: 1 piece

Features

Wear life: HSS construction enhances durability during threading operations

Adjustable geometry: Precise control over die opening enables starting threads at a shoulder or deeper in the bore

Dual chamfer design: Entry optimization for different threading scenarios and reduced burr formation

Fine control: Fine pitch screw provides repeatable, precise die-gap settings for consistent thread quality

Machine holder workflow: Beveled slot supports adjustment when used with a machine holder; external screw can be removed for holder-based adjustment

Physical fit: 1 inch outer diameter aligns with standard die blocks and fixtures used in metalworking setups

Finish characteristics: Bright uncoated surface suitable for inspection and potential re-sharpening

Physical

Quantity: 1 piece

Material: High Speed Steel

Finish: Uncoated (Bright)

Thread size: 1/4 inch-28

Outer diameter: 1 inch

Chamfer geometry: One face with a 2 to 3 thread chamfer; opposite face with a 1 to 1-1/2 thread chamfer

Adjustment: Fine pitch screw controls die gap; can separate or bring halves together

Slot usage: Beveled slot designed for machine holder adjustment; external screw removable for holder-based adjustment