Features: BSW - British Standard Whitworth; The angle of thread is 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. ; Specifications:Diameter1-1/8"Pitch7 tpiLeadBottomingOverall Length138 mmTapping Drill25 mm
Features: BSW - British Standard Whitworth; The angle of thread is 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. ; Specifications:Diameter1-1/8"Pitch7 tpiLeadBottomingOverall Length138 mmTapping Drill25 mm
in 1 offers
Features: BSW - British Standard Whitworth; The angle of thread is 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. ; Specifications:Diameter1-1/8"Pitch7 tpiLeadBottomingOverall Length138 mmTapping Drill25 mm
Features: BSW - British Standard Whitworth; The angle of thread is 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. ; Specifications:Diameter1-1/8"Pitch7 tpiLeadBottomingOverall Length138 mmTapping Drill25 mm
Size
Bordo 1-1/2" x 6 BSW HSS Tap Set 3028-1.1/2TS
$929.99 - $1,098.21
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Diameter | 1-1/8" |
Pitch | 7 tpi |
Lead | Bottoming |
Overall Length | 138 mm |
Tapping Drill | 25 mm |
Diameter | 1-1/8" |
Pitch | 7 tpi |
Lead | Bottoming |
Overall Length | 138 mm |
Tapping Drill | 25 mm |