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United Kingdom-English (EN)-Metric
EX301/4
EX301/4
EX301/4
EX301/4
Main properties
Material ID: 5974083
ISO Code: EX301/4
AvailabilityIn stock
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Europe Distribution Center(default): 129
Americas Distribution Center: 0
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Description

Spiral flute tap with chamfer form C with a 2-3xP plug lead, for Unified National Fine thread UNF 1/4" with 28 TPI and 2B class of fit, dimensions according to DIN 2184-1 standard with 7.0mm shank and 5.5mm square drive, powder metallurgical HSS-E with bright finish and 45° helix angle for 2.5xD blind hole threading in free machining and plain carbon steel and wrought or cast aluminium

Product Feature

Bright (uncoated)
Thread Form, Unified Fine
DIN 2184-1 – Tap Standard
Internal Inch Thread Medium Class of Fit
Blind 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 nameEX301/4
Ordering code ANSIEX301/4
EAN number7320760168349
Clamping Length - millimeter (LSC)8 mm
Clamping width - millimeter (WSC)5.5 mm
Connection diameter - millimeter (DCON MS)7 mm
Flute count (NOF)3
Overall length - millimeter (OAL)80 mm
Premachined hole diameter - millimeter (PHD)5.5 mm
Thread diameter - millimeter (TD)6.35 mm
Thread diameter size (TDZ)1/4
Threading length - millimeter (THL)10 mm
Threads per inch (TPI)28
Tolerance limitH4
Usable Length - millimeter (LU)30 mm
ISOEX301/4
ANSIEX301/4
Brand NameDormer Pramet
Net weight - grams20.2
Gross weight - grams23.7
Product number (SAP)86017724
EDP number0168349

Cutting Conditions