RUKO HGB Hand Tap Set DIN 5157 HSS-G 1 1/8 x 11 UNC 2-Piece

This RUKO HGB hand tap set cuts UNC 1 1/8 x 11 internal threads in tough steels, cast iron, and non-ferrous metals. The two-piece set includes a taper tap for starting and a plug tap for finishing, both made from ground high-speed steel for clean, accurate threads.

Highlights

• Thread standard: UNC (Unified National Coarse)
• Thread size: 1 1/8 - 11 (11 threads per inch)
• Two taps: taper and plug for progressive cutting
• HSS-G ground high-speed steel for durability
• DIN 5157 compliant, right-hand cutting, square shank
• Supplied in a plastic case

In daily use

Use with a tap wrench or holder. The taper tap starts the thread, and the plug tap finishes it to full depth. Suitable for steels up to 800 N/mm², cast iron, and non-ferrous metals.

Full specifications

• Product type: Hand tap set
• Thread standard: UNC
• Thread size: 1 1/8 - 11
• Nominal thread diameter: 1 1/8 inch (28.575 mm)
• Threads per inch: 11
• Number of taps: 2
• Tap types: Taper tap (Vorschneider), Plug tap (Fertigschneider)
• Material: HSS-G (High-Speed Steel, Ground)
• Manufacturing standard: DIN 5157
• Cutting direction: Right-hand
• Shank type: Square
• Surface treatment: Bright
• Recommended material group: Steels up to 800 N/mm², Cast Iron, Non-ferrous metals
• Application: For cutting internal threads by hand
• Packaging: Plastic case
• Tool compatibility: Tap wrenches, tap holders

Final note

RUKO HGB taps deliver precise UNC threads in demanding materials, backed by DIN 5157 compliance.