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All Products ➞ Bordo ➞ Taps & Dies ➞ HSS Hand and Machine Taps ➞ HSS Tap BSW Left Hand
7/8" x 9 Left Hand BSW Bottoming HSS Tap
Part Number: | 3086-7/8B |
Brand: | Bordo |
Barcode: | 9326518006565 |
Pack Qty: | 1 |
Diameter (inch): | 7/8 |
Drill Diameter (mm): | 19.5 |
Lead: | Bottoming |
Overall Length (mm): | 118 |
Pitch (tpi): | 9 |
Thread Form: | BSW |
About this item:
- 7/8" x 9 Left Hand BSW Bottoming HSS Tap
- HSS BSW LEFT HAND 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.
Alternative Products
Selected Product | Alternative | |
---|---|---|
Part Number: | 3086-7/8B | C19AC4L |
Title: | 7/8" x 9 Left Hand BSW Bottoming HSS Tap | 7/8" x 9 BSW Bottoming Left Hand HSS Tap - Goliath |
Barcode | 9326518006565 | 9349009008107 |
Brand | Bordo | Goliath |
Thread Form | BSW | BSW |
Diameter (inch) | 7/8 | 7/8 |
Drill Diameter (mm) | 19.5 | 19.25 |
Lead | Bottoming | Bottoming |
Overall Length (mm) | 118 | 118 |
Pitch (tpi) | 9 | 9 |
TPI | 9 | |
Tolerance | CL 2 | |
Pack Qty | 1 | 1 |
# Flutes | 4 | |
Standard | ISO529 |