Dormer M4 HSS Spiral Flute Power Tool Tap – E557

Spiral Flute Power Tool Tap, chamfer form C, 2-3xP second lead, ISO-Metric thread M4 x 0.70mm pitch, 6H class of fit, ISO 529, 4mm shank and 3.15mm square drive, HSS bright finish,35 helix angle for 2xD blind hole threading, general purpose applications.

Brand :Dormer

Manufacturer Part Number :E557M4

Additional Information :Bright finish. Prevents work piece material from sticking to the cutting edge. Simple, strong design in high-quality HSS. Cost Effective solution for general usage. Spiral flute. Designed for efficient threading of blind holes. Shorter ISO Standard design

Overall Length (mm) :53

Pitch (mm) :0.7

Number of Flutes :3

Thread Length (mm) :8

Thread Diameter (mm) :4