RUKO MGB-TX-DIN371B-HSSCo-M4x0.70mm strojný závitník

Precision M4 machine tap with cobalt-alloyed high-speed steel (HSSCo) for threading through and blind holes in tough materials.

Overview

The RUKO MGB-TX-DIN371B-HSSCo-M4x0.70mm is a machine tap engineered to DIN 371 B standards, featuring a reinforced shank and straight flutes for reliable chip evacuation. Its M4 x 0.70 mm metric coarse thread and ISO 2 (6H) tolerance class ensure consistent, accurate threads in steel, stainless steel, cast iron, and non-ferrous metals.

What stands out

• HSSCo material withstands high temperatures and maintains hardness for extended tool life.
• Reinforced shank (Form B) provides stability during machine tapping operations.
• Straight flute design suits both through and blind holes.
• Right-hand cut for standard threading applications.

Technical details

• Thread: M4 x 0.70 mm (metric coarse)
• Standard: DIN 371 B
• Material: HSSCo (high-speed steel with cobalt)
• Overall length: 70 mm
• Thread length: 12 mm
• Shank diameter: 4.5 mm
• Square drive size: 3.4 mm
• Tolerance class: ISO 2 (6H)
• Cutting direction: right-hand
• Coating: uncoated

Our verdict

A robust machine tap for professionals who need dependable thread cutting in demanding materials.