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HSS Straight Flute Hand Tap, UNF, ISO Standard
Material ID: 5976317

Set of straight flute hand taps NO6 for Unified National Fine thread UNF 1/4" with 28 TPI and 2B class of fit, consisting of 1 tap with a 6-8xP taper lead, 1 tap with a 4-6xP second lead and 1 tap with a 2-3xP plug lead, dimensions according to ISO 529 standard with 6.3mm shank and 5.0mm square drive, HSS with bright finish for 1.5xD through or blind hole threading in free machining and plain carbon steel and copper or copper alloys

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Product Feature

Bright (uncoated)

Thread Form, Unified Fine

ISO 529 – Tap Standard

Internal Inch Thread Medium Class of Fit

Through or Blind Hole Application

1.5×D Usable Tool Depth to Diameter Ratio

High Speed Steel Tool Material

Straight Flute Geometry

Right Hand Rotation / Cutting

Product Detail
Product nameE5241/4NO6
Product number (SAP)86016833
EAN number7320760153505
Ordering code ANSIE5241/4NO6
Thread diameter size (TDZ)1/4
Thread diameter - millimeter (TD)6.35 mm
Threads per inch (TPI)28
Overall length - millimeter (OAL)66 mm
Overall length - inch (OAL)2.5984 inch
Threading length - millimeter (THL)13 mm
Threading length - inch (THL)0.5118 inch
Connection diameter - inch (DCON MS)0.248 inch
Connection diameter - millimeter (DCON MS)6.3 mm
Flute count (NOF)3
Usable Length - inch (LU)1.0236 inch
Usable Length - millimeter (LU)26 mm
Clamping width - inch (WSC)0.1969 inch
Clamping width - millimeter (WSC)5 mm
Clamping Length - inch (LCS)0.315 inch
Clamping Length - millimeter (LSC)8 mm
Premachined hole diameter - inch (PHD)0.2165 inch
Premachined hole diameter - millimeter (PHD)5.5 mm
Gross weight - grams43
Cutting Conditions