RUKO HGB-DIN352-HSSCo-60°-M-3x0.50mm Hand Tap Set, HSS-Co, Metric M3 x 0.50 mm, DIN 352, 3-Piece

Precision-ground M3 x 0.50 mm hand tap set in high-speed steel with cobalt (HSS-Co), engineered for reliable thread cutting in steel, stainless steel, cast iron, and non-ferrous metals. Three-piece set per DIN 352 includes taper, second, and bottoming taps for through and blind holes.

Overview

The RUKO HGB-DIN352-HSSCo-60°-M-3x0,50mm set delivers a complete solution for cutting metric threads. Each tap features a 60° thread angle and ISO 2 (6H) tolerance class, ensuring accurate and consistent threads. The HSS-Co material provides enhanced heat resistance and wear resistance compared to standard HSS, extending tool life in demanding applications.

What stands out

• Three-piece set: taper tap for starting, second tap for intermediate cutting, and bottoming tap for threading close to the bottom of blind holes.
• HSS-Co construction for superior performance in tough materials, including stainless steel.
• Precision ground threads with 60° angle and 0.50 mm pitch.
• Bright finish for corrosion resistance and clean chip evacuation.

Technical details

• Thread standard: DIN 352
• Nominal diameter: 3 mm
• Thread pitch: 0.50 mm
• Thread angle: 60°
• Tolerance class: ISO 2 (6H)
• Material: HSS-Co
• Overall length: 40 mm
• Thread length: 11 mm
• Shank diameter: 3.5 mm
• Square drive size: 2.7 mm
• Recommended core hole diameter: 2.5 mm
• Number of pieces: 3

Our verdict

This RUKO hand tap set is a solid choice for machinists and maintenance professionals who need reliable thread cutting in a variety of metals. The HSS-Co material and precise grinding ensure clean threads and long tool life.