RUKO HGB Set DIN 352 HSS 60° 1-1/4 inch UNC Hand Tap Set, 3 Pieces

Cut precise 1-1/4 inch UNC threads with this 3-piece hand tap set, featuring a 60° thread angle and 7 TPI for general purpose threading.

Overview

The RUKO HGB Set DIN 352 HSS 60° 1-1/4x is a professional hand tap set for cutting Unified National Coarse (UNC) threads with a nominal diameter of 1-1/4 inches and 7 threads per inch. The set includes three taps: taper, plug, and bottoming, allowing you to start, deepen, and finish threads in through or blind holes. Made from high-speed steel (HSS), the taps offer durability and cutting performance across a range of materials including unalloyed and alloyed steels, cast iron, non-ferrous metals, and plastics.

What stands out

• Complete set: taper, plug, and bottoming taps for full threading capability.
• Precision 60° thread angle conforming to DIN 352 standard.
• High-speed steel construction for long tool life.
• Bright finish for corrosion resistance and clean cutting.
• Square shank for secure grip in tap wrenches.
• H2 limit class suitable for cutting 2B/3B internal threads.

Technical details

• Product type: Hand tap set
• Material: High-speed steel (HSS)
• Standard: DIN 352
• Thread type: UNC (Unified National Coarse)
• Nominal thread diameter: 1-1/4 inch
• Threads per inch (TPI): 7
• Thread angle: 60°
• Number of taps: 3
• Set contents: Taper tap, plug tap, bottoming tap
• Cutting direction: Right-hand
• Surface finish: Bright
• Shank type: Square shank
• Tap limit class: H2
• Packaging: Robust plastic case

Our verdict

A reliable and precise hand tap set for professionals and serious DIYers needing to cut 1-1/4 inch UNC threads. The HSS construction and complete tap selection make it a solid addition to any workshop.