5/16″-18 HSS Left Hand Round Adjustable Die 1-1/2″ OD Uncoated (Bright) DWTH112-51618LH Fan Favorite

Specs

Direction: Left-hand

Thread size: 5/16 inch-18 UNC

Outer diameter: 1-1/2 inch

Material: High Speed Steel (HSS)

Finish: Uncoated (Bright)

Type: Round adjustable die

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

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

Slot design: Beveled slot allows removal of the adjusting screw when used in a machine holder for holder-based adjustment

Features

Left-hand threading capability for producing left-handed threads on compatible workpieces

HSS construction provides improved wear life on threading operations

Dual chamfer geometry starts threads cleanly and facilitates threading close to a shoulder

Precise adjustment via a fine pitch screw for controlled opening and thread depth

Beveled slot enables carrier or machine holder adjustments; screw can be removed for holder-driven tuning

Uncoated bright finish offers straightforward inspection and machining compatibility

Physical

Form: Round adjustable die for threading tasks

Finish: Uncoated (Bright)

Material: High Speed Steel (HSS)

Diameter: 1-1/2 inch outer diameter

Thread direction: Left-hand