Goliath British Standard Whitworth Bottoming HSS Tap Diameter:5/8" It's designed for standard 200L

It's designed for standard 200L workshop drums

●Suitable for any paint finish

30mm Diameter

with up to 19

Goliath British Standard Whitworth Bottoming HSS Tap Diameter:5/8" It's designed for standard 200LHSS Bright Finish BSW Hand and Machine Bottoming Tap This thread form was developed by Sir Joseph Whitworth in 1841 British Standard Whitworth angle of thread is 55 degrees as opposed to 60 degrees in Metric and Unified threads HSS Bright Finish BSW Hand and Machine Bottoming Tap. British Standard Whitworth angle of thread is 55 degrees as opposed to 60 degrees in Metric and Unified threads. HSS taps provide a high hardness to toughness ratio,