Dormer E2258-32 5976124 UNC machine tap with straight flute, DIN 371, 3 flutes, No.8-32 thread. Powder Metallurgy Cobalt HSS (HSS-E-PM) for non-ferrous metals and steel. 63mm OAL, 4.5mm shank, 3.5mm pre-drill hole. Coolant-through capable.

Basic Standard

DIN 371

Clamping Length - millimeter (LSC)

8

Clamping width - fractional inch (WSC)

3.4

Clamping width - inch

0.1339

Coating

Bright

Connection diameter - inch (DCON MS)

0.1772

Connection diameter - millimeter (DCON MS)

4.5

Coolant supply property (CSP)

4.166

EDP number

86209

Flute count (NOF)

3

Flute Geometry (FDC)

Straight Flute Geometry

Hand (Cutting direction)

Right

Material

HSS-E-PM

Material application

N - Non-ferrous metals, P - Steel and cast steel

MID number

5976124

Ordering code ANSI

E2258-32

Overall length - inch (OAL)

2.4803

Overall length - millimeter (OAL)

63

Premachined hole diameter - inch (PHD)

0.1378

Premachined hole diameter - millimeter (PHD)

3.5

Shank

Cylindrical shank with Square

Tap chamfer style (TCS)

C 2 - 3

Thread diameter - inch (TD)

0.164

Thread diameter - millimeter (TD)

4.166

Thread diameter size (TDZ)

8

Thread form (THFT)

UNC - Unified Coarse

Threading length - inch (THL)

0.4724

Threading length - millimeter (THL)

12

Threads per inch (TPI)

32

Usable length (ULDR)

1.5

Usable Length - inch (LU)

0.8268

Usable Length - millimeter (LU)

21