Spiral point machine tap with chamfer form B with a 3.5 - 5 x P plug lead, for ISO-Metric Fine thread M8 with 1mm pitch and 6H class of fit, dimensions according to DIN 374 standard with 6mm shank and 4.9mm square drive, powder metallurgical HSS-E with flash chrome surface finish for 2.5 x D through hole threading in free machining and plain carbon steel and copper or copper alloys.
Technical Specification
More Information
Brand
Dormer
Manufacturer Part Number
E299M8X1.0
Features & Benefits
E299 series
Flash chrome (hard chrome) plating
Metric fine thread
Meets DIN 374 standard
DIN thread pitch diameter tolerance zone (high basic pitch diameter)
Through hole application
2.5 x D usable tool depth to diameter ratio
Plug tap chamfer (3.5 - 5 pitch lead)
Spiral point geometry
Right hand rotation/cutting
Designed specifically for tapping low alloy steel