1/2"-20 HSS Round Adjustable Die | 1-1/2" OD | Uncoated (Bright) | DWTH112-1220

Technical description for a single piece High Speed Steel Round Adjustable Die designed for external threading on round stock. Optimized for wear life with a bright uncoated finish and precise dual-face chamfer geometry for starting threads and threading close to shoulders.

Specs

• Material: High Speed Steel (HSS)
• Thread size: 1/2-inch-20
• Outer diameter: 1-1/2 inch
• Finish: Uncoated (Bright)
• Type: Round adjustable die
• Chamfer geometry: one side 2 to 3 thread chamfer for threading; opposite side 1 to 1-1/2 thread chamfer for threading near a shoulder
• Adjustment mechanism: fine-pitch screw that moves the die halves apart or together
• Slot design: beveled to facilitate access to the adjustment screw

Features

• High Speed Steel construction provides improved wear life for repeated threading tasks on drilling and turning operations.
• Dual-face chamfer design enables reliable thread starts and threads added near shoulder features without additional tooling.
• Fine-pitch adjustment screw delivers precise control over thread dimensions and engagement, supporting consistent results across multiple parts.
• Beveled slot enhances ease of adjustment when setting up and fine-tuning the die during operation.
• Compact round form concentrates material around the threads, improving rigidity during cutting and reducing deflection.

Physical

• Outer diameter: 1-1/2 inch
• Thread size: 1/2-inch-20
• Material: High Speed Steel
• Finish: Uncoated (Bright)
• Chamfer details: 2 to 3 thread chamfer on one face; 1 to 1-1/2 thread chamfer on the opposite face
• Adjustment: Fine-pitch screw; die halves open and close to adjust diameter