Tap Set BSPF Thread Carbon Steel
A tap and die set is a two-in-one instrument for cutting threads around holes and into threads. The tap is used to cut threads in holes where thread fasteners are positioned, while the die is used to cut threads on steel rods. British Standard Pipe Parallel thread (BSPP; formerly also known as British Standard Pipe Fitting thread/BSPF and British Standard Pipe Mechanical thread/BSPM) are parallel (straight) threads with a constant diameter, marked by the letter G.
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