This PTTI pipe tap is made of high speed steel and has a 0.7 inch diameter, 1½ inch long shank. It is designed for use with stainless steel/steel, and meets the standards for USCTI Table 311. This PTTI series pipe tap has a bright (uncoated) finish, and has fractional inch measurements. It has right hand direction with a 2 9/16 inch length. Plus it has five flutes.
Technical Specs
ItemPipe Tap
Thread StandardNPT
Tap FinishBright (Uncoated)
Overall Length2 9/16 in
Number of Flutes5
Primary Material ApplicationStainless Steel, Steel
Helix Angle0 Degrees
Measurement SystemFractional Inch
SeriesPTTI
Shank Length1 1/2 in
Square Size0.5310 in
Tap ChamferTaper
Tap StylePipe
Thread Size3/8"-18
Tap MaterialHigh Speed Steel
Thread Length1 1/16 in
75% Thread Drill Size0.5625 in
Tap Shank StandardUSCTI Table 311
Thread DirectionRight Hand
Material Grade - MachiningPTTI
Primary Material Application ISO CodeM, P
Shank Dia.0.7 in
Spiral DirectionNeutral
StandardsUSCTI Table 311
Tap GroupingTap
Threads per Inch18 TPI
Country of OriginUnited States
(subject to change)