Dormer F302M7 5978517 threading die, M7x1.00 metric thread, manufactured to BS 1127:1950 standard. Suitable for threading cast iron (K), stainless steel (M), non-ferrous metals (N), and steel/cast steel (P) materials. Dienuts design for external thread cutting and repair applications.

Basic Standard

BS 1127:1950

Coating

Bright

Die chamfer to pitch ratio (DCPR)

1.75

Drive size - inch (DRVS)

0.82

Drive size - millimeter (DRVS)

20.83

EDP number

105740

Hand (Cutting direction)

Right

Material application

K - Cast iron, M - Stainless steel, N - Non-ferrous metals, P - Steel and cast steel

Material code (BMC)

HSS

MID number

5978517

Ordering code ANSI

F302M7

Overall length - fractional inch (OAL)

5/16

Overall length - inch (OAL)

0.3125

Overall length - millimeter (OAL)

7.94

Thread diameter - millimeter (TD)

7

Thread diameter size (TDZ)

7

Thread form (THFT)

M - Metric coarse

Thread pitch - millimeter (TP)

1