3/4″-40 HSS Round Adjustable Die, Special 1-1/2″ OD Uncoated (Bright) DWTSR112-3440 New Arrival

Technical description for a single High Speed Steel Round Adjustable Die, Special. Designed for external threading on cylindrical workpieces with precise control over thread engagement and wear life.

Specs

Thread size: 3/4 inch-40 (three quarters of an inch diameter, forty threads per inch)

Outer diameter: 1-1/2 inch

Finish: Uncoated (Bright)

Material: High Speed Steel (HSS)

Chamfer on faces: both faces chamfered; one side two to three thread chamfer; other side one to one and a half thread chamfer

Adjustment mechanism: fine pitch screw to force the sides apart or allow them to spring together

Slot design: beveled slot so adjustment can be performed in a machine holder after removing the adjusting screw

Features

Two-face chamfer configuration enables starting threads cleanly and threading close to a shoulder

Fine pitch adjustment provides precise control to match existing thread pitch and avoid cross-threading

Beveled slot facilitates quick setup when mounted in a machine holder, reducing downtime

High Speed Steel construction offers improved wear life for repeated threading operations

Bright uncoated finish supports visibility of chips and helps with inspection during use

Physical

Material: High Speed Steel (HSS)

Finish: Uncoated (Bright)

Thread size: 3/4 inch-40

Outer diameter: 1-1/2 inch

Special design variant: Round adjustable die with dual chamfers and beveled slot for machine holder compatibility