DORMER Spiral Flute Tap, X006H Series, Metric Thread, M42X4.50, HSS-E, DIN 376

Overview

This spiral flute tap is designed for ISO-metric M42 threads with a 4.5 mm pitch and 6H class of fit. Manufactured from powder metallurgical HSS-E, it features a bright finish and a 45° helix angle for efficient blind hole threading. The tool conforms to DIN 376 standards and offers a 2.5xD usable depth-to-diameter ratio. Suitable for machining free-cutting and plain carbon steels as well as wrought or cast aluminium.

Features

• Powder metallurgical HSS-E ensures high wear resistance and tool durability
• 45° helix angle supports efficient chip evacuation in blind hole applications
• Bright finish minimises material build-up for smoother threading operations
• DIN 376 compliance guarantees dimensional accuracy and process reliability
• 2.5xD depth-to-diameter ratio extends application versatility in component manufacturing

Application & Usage

• Used with free machining and plain carbon steels
• Ideal for blind hole threading in wrought or cast aluminium
• Compatible with ISO-metric coarse thread production