Clearance 1-1/4″-11-1/2″ NPS HSS Round Adjustable Pipe Die 3″ OD Uncoated (Bright) DWTH3-114NPT

This High Speed Steel Round Adjustable Die is designed for pipe threading with a precise, adjustable gap controlled by a fine pitch screw. The die is chamfered on both faces to ease entry and threading initiation, including a lane for close-to-shoulder work when needed.

Specs

Material: High Speed Steel

Die type: Round adjustable die

Size: 1-1/4 inch NPT, 11.5 threads per inch

Outer diameter: 3 inch

Finish: Uncoated (Bright)

Chamfering: Both faces chamfered; one side 2 to 3 threads, the opposite side 1 to 1.5 threads

Adjustment mechanism: Fine pitch screw to separate or bring together the die halves

Slot design: Beveled slot allows adjustment when mounted in a holder with the adjusting screw removed

Features

HSS construction yields improved wear life during pipe threading tasks

Dual-face chamfers reduce thread start friction and enable threading near shoulders

Fine pitch screw provides gradual, repeatable gap control for consistent thread quality

Beveled slot supports machine holder usage and convenient adjustment workflow

Bright uncoated finish accepts standard cutting fluids and aids heat dissipation during cutting

Physical

Finish: Bright, uncoated

Material: High Speed Steel

Outer diameter: 3 inch

Threading size reference: 1-1/4 inch NPT with 11.5 threads per inch

Adjustability: Fine pitch screw controls die gap; edges remain robust for repeated use

Chamfer details: One face 2 to 3 threads; opposite face 1 to 1.5 threads