RUKO HGB-DIN352-HSS-55° 1/4" BSP käsikierretappi

Cutting accurate 1/4" BSP pipe threads by hand can be difficult without a properly ground tap. The RUKO HGB-DIN352-HSS-55° hand tap solves this with precision-ground HSS-G steel and a 55° Whitworth thread form, ensuring clean threads in unalloyed and low-alloyed steels as well as non-ferrous metals.

Who is it for

This tap is for machinists, plumbers, and maintenance professionals who need to cut or chase 1/4" British Standard Pipe threads manually. It suits workshops and field service where a reliable hand tap is essential.

Main features

• Thread standard: G (BSP) 1/4" with 19 TPI and 55° Whitworth angle
• Conforms to DIN 352 for hand taps
• Made from HSS-G (high-speed steel, ground) for durability
• Right-hand cutting direction
• Straight flutes with 4 flutes for efficient chip evacuation
• Bright surface finish

Specifications

• Total length: 63 mm
• Thread length: 18 mm
• Shank diameter: 6.0 mm
• Square drive: 4.9 mm
• Major thread diameter: 13.157 mm

Tips

Use a suitable cutting fluid and ensure the tap is aligned perpendicular to the workpiece. Reverse periodically to break chips and prevent binding.