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All Products  ➞ Bordo ➞ Taps & Dies ➞ HSS Hand and Machine Taps ➞ HSS Tap BSW Left Hand

1/4" x 20 Left Hand BSW Taper HSS Tap

Part Number:3086-1/4T
Brand:Bordo
Barcode:9326518005926
Pack Qty:1
Diameter (inch):1/4
Drill Diameter (mm):5.1
Lead:Taper
Overall Length (mm):66
Pitch (tpi):20
Thread Form:BSW

About this item:
  • 1/4" x 20 Left Hand BSW Taper HSS Tap
  • HSS BSW LEFT HAND Taper Hand and Machine Tap.
  • British Standard Whitworth has a thread angle of 55 degrees as opposed to 60 degrees in Metric and Unified threads.
  • This thread form was developed by Sir Joseph Whitworth in 1841.
  • The thread form has rounded roots and crests and is specified in BS84:1956.
  • Taper Taps have a lead of eight threads and are used as a starting tap in difficult or high precision holes.
  • Manufactured from HSS this general purpose tap is designed for use in medium tensile materials and is for hand or general machine use.
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Part Number:3086-1/4TB11AA3L
Title:1/4" x 20 Left Hand BSW Taper HSS Tap1/4" x 20 BSW Taperst Left Hand HSS Tap - Goliath
Barcode93265180059269349009007766
BrandBordoGoliath
Thread FormBSWBSW
Diameter (inch)1/41/4
Drill Diameter (mm)5.15.1
LeadTaperTaper
Overall Length (mm)6666
Pitch (tpi)2020
TPI20
ToleranceCL 2
Pack Qty11
# Flutes3
StandardISO529