Features: BSW - British Standard Whitworth; These Left Hand taps have an 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. ; INTERMEDIATE TAPS have a lead of four threads and are used in most general purpose applications to cut a thread true to a pre-drilled pilot hole. ; Manufactured from HSS this general purpose tap is designed for use in medium tensile materials and is for hand or general machine use. ; Specifications:Diameter1"Pitch8 tpiLeadingIntermediateOverall Length130 mmTapping Drill22 mm
Features: BSW - British Standard Whitworth; These Left Hand taps have an 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. ; INTERMEDIATE TAPS have a lead of four threads and are used in most general purpose applications to cut a thread true to a pre-drilled pilot hole. ; Manufactured from HSS this general purpose tap is designed for use in medium tensile materials and is for hand or general machine use. ; Specifications:Diameter1"Pitch8 tpiLeadingIntermediateOverall Length130 mmTapping Drill22 mm
Features: BSW - British Standard Whitworth; These Left Hand taps have an 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. ; INTERMEDIATE TAPS have a lead of four threads and are used in most general purpose applications to cut a thread true to a pre-drilled pilot hole. ; Manufactured from HSS this general purpose tap is designed for use in medium tensile materials and is for hand or general machine use. ; Specifications:Diameter1"Pitch8 tpiLeadingIntermediateOverall Length130 mmTapping Drill22 mm
Features: BSW - British Standard Whitworth; These Left Hand taps have an 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. ; INTERMEDIATE TAPS have a lead of four threads and are used in most general purpose applications to cut a thread true to a pre-drilled pilot hole. ; Manufactured from HSS this general purpose tap is designed for use in medium tensile materials and is for hand or general machine use. ; Specifications:Diameter1"Pitch8 tpiLeadingIntermediateOverall Length130 mmTapping Drill22 mm
Last updated at 03/02/2026 01:37:15
Bordo 1" x 8 TPI Left Hand BSW Intermediate HSS Hand and Machine Tap
Delivery between 4–11 Mar $12.61
| Diameter (inch) | 1 |
| Thread Form Type | BSW |
| Surface Finish | Bright |
| Drill Size (mm) | 22 |
| Flute Type | Straight |
Bordo 1" x 8 TPI Left Hand BSW Intermediate HSS Hand and Machine Tap
Delivery between 4–11 Mar $12.61
| Diameter (inch) | 1 |
| Thread Form Type | BSW |
| Surface Finish | Bright |
| Drill Size (mm) | 22 |
| Flute Type | Straight |
