H.D. Chasen Company

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British Taps

BSF Thread Tap British Standard Fine

British Standard Fine (BSF) Thread Taps

BSW Thread Taps

British Standard Whitworth (BSW) Thread Taps

BSPP Thread Taps

British Standard Pipe Parallel (BSPP) Thread Taps

BSPT Thread Taps

British Standard Pipe Taper (BSPT) Thread Taps

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