RUKO HGB-DIN5157-HSS-55°-Rp-7/8 rúrkový závitník

Creating precise internal pipe threads for sealing connections in metal workpieces can be challenging without the right tool. The RUKO HGB-DIN5157-HSS-55°-Rp-7/8 pipe tap solves this by providing a reliable way to cut Rp 7/8 inch parallel pipe threads according to DIN 5157 and ISO 7-1 standards.

Who is it for

This tap is intended for machinists, plumbers, and metalworkers who need to produce internal pipe threads in materials such as steel, cast iron, and non-ferrous metals. It is suitable for both manual and machine tapping operations.

Main features

• Thread standard: DIN 5157, ISO 7-1, EN 10226-1
• Thread type: Rp (internal parallel pipe thread)
• Nominal size: 7/8 inch, 14 threads per inch
• Material: HSS-G (high-speed steel, ground) for durability
• Right-hand cutting direction
• Bright (uncoated) surface finish

Specifications

• Overall length: 125 mm
• Thread length: 38 mm
• Shank diameter: 18 mm
• Square drive size: 14.5 mm
• Thread angle: 55°
• Tolerance class: ISO 2 (6H)

Tips

Use appropriate cutting fluid and ensure proper alignment to achieve clean threads. For best results, pre-drill the correct hole size according to the tap's specifications.