Tools & Gear Taps & Dies Chrome Alloy Button Dies and Die Nuts

• 1/4" x 19 BSPF 2" Chrome Button Die
• British Standard Pipe (BSPF).
• Split circular chrome alloy button dies are most commonly used in conjunction with a die stock handle.
• They can be used as thread chasers to clean an existing thread.
• They can also be used to create a new male thread on non-ferrous metals and plastics.
• Chrome alloy dies are not suitable for creating precision, safety or critical threads.
• BSPF (G Series) is a pipe thread which is used mainly for mechanical coupling.
• The angle of thread is mainly 55° however for the US method some threads have a 60° angle.
• It is specified according to JIS and ISO R228.