RUKO SCE-DIN223-1-1/4x7-BSW Round Die for BSW Thread Cutting, 1 1/4 Inch, 7 TPI, HSS

Cutting precise external threads in large-diameter workpieces demands a die that holds its edge and follows the BSW standard without deviation. The RUKO SCE-DIN223-1-1/4x7-BSW round die solves this by providing a ground profile in high-speed steel, sized for 1 1/4 inch British Standard Whitworth threads at 7 threads per inch.

Who is it for

Machinists, metalworkers, and maintenance technicians who need to produce or repair 1 1/4 inch BSW threads on shafts, bolts, or pipe fittings. It suits workshops working with unalloyed and alloyed steels, cast iron, and non-ferrous metals.

Main features

• Thread standard: BSW (British Standard Whitworth) with 55° thread angle.
• Nominal diameter: 1 1/4 inch; 7 threads per inch.
• Die type: round die, manufactured to DIN 223.
• Material: high-speed steel (HSS) with bright, uncoated finish.
• Precision ground profile for accurate thread cutting.
• Right-hand cutting direction.
• Outer diameter 65 mm, thickness 16 mm.
• Requires a suitable die stock for holding.

Specifications

• Thread standard: BSW
• Nominal thread diameter: 1 1/4 inch
• Threads per inch: 7
• Thread angle: 55°
• Die type: round die
• Manufacturing standard: DIN 223
• Material: high-speed steel (HSS)
• Cutting direction: right-hand
• Outer diameter: 65 mm
• Thickness: 16 mm
• Surface finish: bright / uncoated
• Suitable materials: unalloyed and alloyed steels, cast iron, non-ferrous metals

Tips

Use a die stock that fits the 65 mm outer diameter and apply suitable cutting oil to improve finish and tool life. For best results, chamfer the workpiece end before starting the thread.