E557 - M12 x 1.75 Metric Dormer HSS Spiral Flute Machine Tap Bright Finish - For General Use

E557M12

Dormer Pramet

  • £12.07


E557 (M)

Spiral Flute Power Tool Tap with chamfer form C with a 2-3xP semi-bottoming lead, for ISO-Metric thread M12 with 1.75 mm pitch and 6H class of fit, dimensions according to ISO 529 standard with 9.0mm shank and 7.1mm square drive, HSS with bright finish and 35° helix angle for 2xD blind hole threading in general purpose applications.

Thread Diameter Size (TDZ) M12
Thread Pitch (TP) 1.75mm
Overall Length (OAL) 89.0mm
Threading Length (THL) 21mm
Connection Diameter (DCON MS) 9.00mm
Clamping Width (WSC) 7.10mm
Clamping Length (LSC) 10mm
Flute Count (NOF) 3
Pre-machined Hole Diameter (PHD) 10.30mm
Usable Length (LU) -

E557M12