RUKO Round Threading Die UNF 5/16 inch-24, HSS, DIN 22568, 60°

Cutting external UNF threads by hand can be slow and imprecise without the right die. The RUKO SCE-DIN22568-HSS-60°-5/16 round threading die provides a reliable solution for producing accurate 5/16"-24 UNF threads in steel, non-ferrous metals, and plastics.

Who is it for

This die is intended for machinists, metalworkers, and maintenance technicians who need to cut or repair fine-pitch UNF threads manually. It fits standard die stocks and holders for straightforward use.

Main features

• High-speed steel (HSS) construction for durability and wear resistance.
• Ground threads for precise thread geometry and smooth cutting.
• 60° thread angle conforming to DIN 22568.
• Right-hand cutting direction for standard threading operations.
• Three flutes for efficient chip evacuation.
• Bright finish for corrosion resistance and clean appearance.

Specifications

• Material: HSS (High-Speed Steel)
• Standard: DIN 22568
• Thread type: UNF (Unified National Fine)
• Nominal thread diameter: 5/16 inch
• Thread pitch: 24 TPI
• Thread designation: UNF 5/16"-24
• Thread angle: 60°
• Cutting direction: Right-hand
• Tool type: Round threading die
• Outer diameter: 20 mm
• Thickness: 7 mm
• Application: External thread cutting
• Suitable materials: General purpose steels, non-ferrous metals, plastics
• Finish: Bright
• Tolerance class: 2A
• Number of flutes: 3
• Manufacturing process: Ground threads

Tips

Use a suitable cutting fluid when threading steel to extend die life and improve finish. Ensure the workpiece is chamfered before starting for easier engagement.