M16x1.25 Fine Thread Hand Tap NGMM/2 DIN 2181 6H HSS EL-CUT

Precision-ground to a 6H tolerance class, this M16x1.25 fine thread hand tap delivers exceptional thread quality in steel, cast iron, and non-ferrous metals. The EL-CUT geometry reduces cutting forces and improves chip evacuation, ensuring smoother cutting and longer tool life.

Overview

Manufactured from high-speed steel (HSS) to DIN 2181, this plug tap (NGMM/2) is designed for general-purpose threading applications. Its straight flutes and right-hand cutting direction make it suitable for both through and blind holes, providing reliable and accurate threads in a wide range of materials.

What stands out

• Enhanced EL-CUT performance for smoother cutting and longer tool life
• Precision ground 6H thread tolerance for consistent, high-quality threads
• Four-flute design ensures efficient chip removal and reduced clogging
• Square drive shank for secure grip in tap wrenches and holders
• Versatile across steel, cast iron, and non-ferrous metals

Technical details

• Thread type: ISO metric fine
• Nominal diameter: M16
• Thread pitch: 1.25 mm
• Tolerance class: 6H
• Material: High-speed steel (HSS)
• Standard: DIN 2181
• Cutting direction: Right-hand
• Flute type: Straight
• Number of flutes: 4
• Shank type: Square drive
• Thread profile angle: 60°
• Tap designation: NGMM/2 (plug tap)

Our verdict

A reliable, high-performance hand tap that combines precision and durability. Ideal for workshops and maintenance professionals who demand consistent thread quality and extended tool life.