• 3/16" x 24 BSW Bottoming HSS Tap
  • HSS BSW Bottoming 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.
  • Bottoming Taps have a lead of two threads and are used to ensure minimum thread run-out when tapping to the bottom of a blind hole.
  • Bottoming Taps are typically preceded by the use of a Taper or Intermediate Tap.
  • Manufactured from HSS this general purpose tap is designed for use in medium tensile materials and is for hand or general machine use.
Diameter (inch) 3/16
Drill Diameter (mm) 3.7
Overall Length (mm) 58
Pitch (tpi) 24
Lead Bottoming
Thread Form BSW
SKU 3028-3/16B
Barcode # 9326518030850
Brand Bordo
Shipping Weight 0.0200kg
Shipping Width 0.012m
Shipping Height 0.100m
Shipping Length 0.012m
Type tools
Length 58mm
Diameter 3/16"

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