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BSW Hand Tap Straight Flute
Material ID: 5975517

Straight flute serial tap NO3 with a 2-3xP plug lead, for British Standard Whitworth thread BSW 1/8" with 40 TPI and Medium class of fit, dimensions according to DIN 351 standard with 3.5mm shank and 2.7mm square drive, HSS with bright finish for 1.5xD through or blind hole threading in free machining and plain carbon steel and non-ferrous metals

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Product Feature

Bright (uncoated)

Thread Form, British Standard Whitworth

DIN 351 – Straight Flute Tap Standard

Medium Inch Thread Class of Fit  

Through or Blind Hole Application

1.5×D Usable Tool Depth to Diameter Ratio

High Speed Steel Tool Material

Semi-Bottoming Tap Chamfer (2 – 3 Pitch Lead)

Straight Flute Geometry

Right Hand Rotation / Cutting

Product Detail
Product nameE1151/8NO3
Product number (SAP)86015578
EAN number7320760083901
Ordering code ANSIE1151/8NO3
Thread diameter size (TDZ)1/8
Thread diameter - millimeter (TD)3.175 mm
Threads per inch (TPI)40
Overall length - millimeter (OAL)40 mm
Overall length - inch (OAL)1.5748 inch
Threading length - millimeter (THL)10 mm
Threading length - inch (THL)0.3937 inch
Flute count (NOF)3
Connection diameter - millimeter (DCON MS)3.5 mm
Connection diameter - inch (DCON MS)0.1378 inch
Clamping width - millimeter (WSC)2.7 mm
Clamping width - inch (WSC)0.1063 inch
Premachined hole diameter - millimeter (PHD)2.55 mm
Premachined hole diameter - inch (PHD)0.1004 inch
Gross weight - grams5.3