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G Thread (BSP) to NPT (US Thread) Pipe Fitting Adapter with G Thread Bonded Washer Seal Included (1/2" FG x 1/2"MNPT (2 Pieces)) : Amazon.co.uk: DIY & Tools
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BAER Tap G 1/4 x 19 HSSG - Cutting Tap Form D - G(BSP) 1/4 x 19 - Tap - G Pipe 1/4 Inch - Pipe Thread - Machine Tap - Pipe Tap - Pipe Tap : Amazon.co.uk: DIY & Tools
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