Thread: 12mmx1.75.

Diameter: 1 5/16 in.

Dormer circular split dies can be used by hand or machine. Because the die has a split it can be adjusted slightly to provide a thread slightly smaller or larger than the norm.

Metric Coarse Adjustable Dies.

Application: For production of external threads less than three times diameter in length.

Also available in MF, UNC, G(BSPF) thread forms.

Tolerance: 6g Adjustable.

Chamfer Lead: Two Threads.

Surface treatment: Bright.

Material: HSS - High Speed Steel.

BS1127:1950