Dormer E6511/2 5978350 UNC machine tap with spiral flute geometry, 30° helix angle, 2 flutes, 1/2" x 13 thread size, HSS construction. Designed for P - Steel and cast steel applications. DORMER DIN standard. Pre-drill hole diameter 10.8 mm.

Basic Standard

DORMER DIN

Clamping width - inch

0.2795

Clamping width - millimeter (WSC)

9

Coating

Steam Tempered

Coating property (CTP)

2

Connection diameter - inch (DCON MS)

0.3543

Connection diameter - millimeter (DCON MS)

114

Coolant supply property (CSP)

7.1

EDP number

273203

Flute count (NOF)

30

Flute Geometry (FDC)

Spiral Flute Geometry

Flute helix angle (FHA)

30

Hand (Cutting direction)

Right

Material

HSS

Material application

P - Steel and cast steel

MID number

5978350

Ordering code ANSI

E6511/2

Overall length - inch (OAL)

4.4882

Overall length - millimeter (OAL)

114

Premachined hole diameter - millimeter (PHD)

10.8

Shank

Cylindrical shank with Square

Tap chamfer style (TCS)

C 2 - 3

Thread diameter - inch (TD)

0.4252

Thread diameter - millimeter (TD)

10.8

Thread diameter size (TDZ)

1/2

Thread form (THFT)

UNC - Unified Coarse

Threading length - inch (THL)

1.1417

Threading length - millimeter (THL)

29

Threads per inch (TPI)

13

Usable length (ULDR)

1.5