This PTTI pipe tap is made of high speed steel and has a 1⅛ inch diameter, 2 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 3¾ inch length. Plus it has five flutes.
Technical Specs
ItemPipe Tap
Thread StandardNPT
Tap FinishBright (Uncoated)
Overall Length3 3/4 in
Number of Flutes5
Primary Material ApplicationStainless Steel, Steel
Helix Angle0 Degrees
Measurement SystemFractional Inch
SeriesPTTI
Shank Length2 in
Square Size0.8430 in
Tap ChamferSemi-Bottoming
Tap StylePipe
Thread Size1"-11 1/2
Tap MaterialHigh Speed Steel
Thread Length1 3/4 in
75% Thread Drill Size1.1406 in
Tap Shank StandardUSCTI Table 311
Thread DirectionRight Hand
Material Grade - MachiningPTTI
Primary Material Application ISO CodeM, P
Shank Dia.1.125 in
Spiral DirectionNeutral
StandardsUSCTI Table 311
Tap GroupingTap
Threads per Inch11.5 TPI
Country of OriginUnited States
(subject to change)