This ELPTT pipe tap is made of high speed steel and has a 0.48 inch diameter, 4/9 inch long shank. It is for use with aluminum, brass, bronze, cast iron, copper, steel, and meets the standards for USCTI Table 311. This ELPTT series pipe tap has a bright (uncoated) finish, and has fractional inch measurements. It has right hand direction with a 3½ inch length, plus it has four flutes.
Technical Specs
ItemPipe Tap
Thread StandardNPT
Overall Length3 1/2 in
75% Thread Drill Size7/16 in
Number of Flutes4
Spiral DirectionNeutral
Measurement SystemFractional Inch
Primary Material Application ISO CodeK, N, P
Shank Dia.0.4800 in
Shank Type - MachiningStraight with Square
StandardsUSCTI Table 311
Tap GroupingTap
Tap Shank StandardUSCTI Table 311
Threads per Inch18 TPI
Thread Size1/4 in
Tap FinishBright (Uncoated)
Thread Length1 1/16 in
Thread DirectionRight Hand
Extended NeckYes
Material Grade - MachiningELPTT
Primary Material ApplicationAluminum, Cast Iron, Non-Ferrous, Steel