Min. Order Reference FOB Price
50 Pieces US$2.80 / Piece
Product Description
Product Description NPT taps have a steeper flank compared to metric threads: thread angle 55° compared to thread angle 60° of metric threads. There is a distinction between conical and cylindrical types of Whitworth-threads. Conical threads according to DIN EN 10226-1 (old DIN 2999) are ...