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Whitworth (BSW) Machine Taps

Whitworth thread form (British Standard Whitworth) is a 55 degree imperial (inch) size thread form and is a group of thread forms that also includes: BA,  Brass Threads, British Standard Conduit (BSCon), Model Engineers (ME), and British Standard Copper (BSCopper).  Whitworth taps should only be used for machining BSW threads.

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We stock BSW Whitworth Machine taps in spiral point (for through holes) & spiral flute (for blind holes) up to 1" whitworth. For larger sizes we have a full range of INDEXABLE THREAD MILLS and HAND TAPS.  YG-1 range of machine taps offers unbeatable quality and value in general tapping applications. Buy online for free delivery from Cutwel.