RUKO HGB DIN 5157 HSS-G 55° Rp 3/4 ručný závitník

Hand tap for cutting internal parallel pipe threads (Rp) according to DIN 5157 / ISO 7-1. The HSS-G ground high-speed steel with bright finish delivers clean threads in unalloyed and low-alloy steels, non-ferrous metals, and plastics.

Advantages

Ground flutes and 55° thread angle ensure precise thread form and smooth cutting. Right-hand cutting direction suits standard manual threading with a tap wrench.

Suitable for

• Unalloyed and low-alloy steels
• Non-ferrous metals
• Plastics

Key specifications

• Thread standard: DIN 5157 / ISO 7-1
• Thread type: Rp (internal parallel pipe thread)
• Nominal size: 3/4 inch
• Threads per inch: 14
• Thread angle: 55°
• Cutting direction: right-hand
• Material: HSS-G (high-speed steel, ground)
• Surface finish: bright
• Overall length: 110 mm
• Thread length: 35 mm
• Shank diameter: 14 mm
• Square drive size: 11 mm
• Number of flutes: 4

Recommendations

Use with a suitable tap wrench and cutting lubricant for best results.