3/8"-56 HSS Round Adjustable Die, Special | 1" OD | Uncoated (Bright) | DWTSR1-3856

Specs

• Thread size: 3/8 inch with 56 threads per inch
• Outer diameter: 1 inch
• Material: High Speed Steel (HSS)
• Finish: Uncoated (Bright)
• Die type: Round adjustable, special variant
• Package quantity: 1 piece
• Chamfers: Both faces chamfered; one side 2 to 3 threads, the opposite side 1 to 1-1/2 threads
• Adjustment mechanism: Fine pitch screw moves the die halves apart or together
• Slot: Beveled to allow removing the adjusting screw when used in a machine holder

Features

• Precise threading control with a fine pitch screw for starting accuracy and close-to-shoulder threading
• Durable HSS construction provides increased wear life for repeated production runs
• Dual-face chamfer design facilitates clean thread initiation on both long runs and short, shoulder-close work
• Beveled slot design enables adjustment while mounted in a machine holder, with the screw removable for holder-based adjustment
• Single-piece round die geometry minimizes misalignment and enhances grip during operation
• Specifically suited for 3/8 inch diameter threading tasks requiring high precision and adjustable tolerances
• Ideal for machinists, toolmakers, and workshop use where shoulder clearance and thread start are critical

Physical

• Construction: Round adjustable die with bright, uncoated finish
• Body diameter: 1 inch
• Chamfer geometry: 2 to 3 thread chamfer on one face; 1 to 1-1/2 thread chamfer on the opposite face
• Adjustment: Fine pitch screw controls die gap for accurate thread formation
• Intended use: Manual threading operations requiring adjustable die guidance and shoulder clearance
• Notes: Designed for use with machine holders that permit screw removal for holder-based adjustment