USA-English (EN)-inch
EP311/2
EP311/2
EP311/2
EP311/2
Main properties
Material ID: 5973879
Product Code: EP311/2
Availability In stock
Availability in Distribution Centres:
Americas Distribution Center(default): 0 pcs
Europe Distribution Center: 17 pcs
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Description

Spiral point tap with chamfer form C with a 2-3xP plug lead, for Unified National Fine thread UNF 1/2 inch with 20 TPI and 2B class of fit, dimensions according to DIN 2184-1 standard with 9.0 mm shank and 7.0 mm square drive, powder metallurgical HSS-E with steam tempered surface finish for 2.5xD through hole threading in general purpose applications


Product Feature

Steam Tempered (Steam Oxide) Surface Treatment
Thread Form, Unified Fine
DIN 2184-1 – Tap Standard
Internal Inch Thread Medium Class of Fit
Through Hole Application
2.5×D Usable Tool Depth to Diameter Ratio
High Speed Cobalt Powder Metal Tool Material
Semi-Bottoming Tap Chamfer (2 – 3 Pitch Lead)

Product Detail

DescriptionValue
Product nameEP311/2
Ordering code ANSIEP311/2
EAN number7320760138533
Clamping Length - inch (LCS)0.3937 inch
Clamping width - inch (WSC)0.2756 inch
Connection diameter - inch (DCON MS)0.3543 inch
Flute count (NOF)3
Overall length - inch (OAL)4.3307 inch
Premachined hole diameter - inch (PHD)0.4528 inch
Thread diameter - inch (TD)0.5 inch
Thread diameter size (TDZ)1/2
Threading length - inch (THL)0.9055 inch
Threads per inch (TPI)20
Tolerance limitH5
ISOEP311/2
ANSIEP311/2
Brand NameDormer Pramet
Net weight - grams54.3
Gross weight - grams59.8
Product number (SAP)86017511
EDP number0138533

Cutting Conditions