1/2"-20 HSS Round Adjustable Die | 1" OD | Uncoated (Bright) | DWTH1-1220

Specs

• Type: High Speed Steel Round Adjustable Die
• Thread size: one-half inch, twenty threads per inch
• Outside diameter: one inch
• Finish: uncoated bright
• Material: High Speed Steel
• Chamfer design: both faces chamfered; one side with a two-to-three thread chamfer for threading, the opposite side with a one-to-one-and-a-half thread chamfer for threading near a shoulder
• Adjustment: fine pitch screw to separate or bring together the die halves
• Slot: beveled slot allows adjustment when used with a machine holder; adjustment performed by the holder's screws after removing the die's adjustment screw

Features

• High Speed Steel construction provides longer wear life during repeated threading operations on round stock.
• Adjustable mechanism enables precise control of thread depth and allows compensation for stock shoulder proximity without swapping dies.
• Double chamfer design improves thread start and entry, reducing insertion effort and chatter.
• Beveled slot design supports quick setup with a machine holder and streamlines adjustments via the holder’s screws.
• Uncoated bright finish offers clear visibility of cutting edges during inspection and maintenance.
• Ideal for metalworking tasks performed on a bench or with equipment such as a lathe, drill press, or milling setup to produce external threads on round stock.

Physical

• Material: High Speed Steel
• Thread size: one-half inch, twenty threads per inch
• Outside diameter: one inch
• Finish: uncoated bright
• Chamfer details: both faces chamfered; one side two-to-three thread chamfer; opposite side one-to-one-and-a-half thread chamfer
• Adjustment: fine pitch screw to separate or bring die halves together
• Slot: beveled to permit adjustment with a machine holder; adjustment via holder screws after removing the die's adjustment screw