This hand tap is made of high speed steel and has a 0.429 inch diameter, 1.9380 inch long shank. It is for use with aluminum, brass, bronze, cast iron, copper, steel, and meets the standards for USCTI. This HTGP series hand tap has a bright finish, and has fractional inch measurements. It has right hand direction with a 3 19/32 inch length. Plus it has four flutes and a straight shank.
Technical Specs
ItemHand Tap
Thread StandardUNF
Tap MaterialHigh Speed Steel
Thread Length1 in
75% Thread Drill Size12.90 mm
Class of Fit2B
Number of Flutes4
55% Thread Drill Size13.25 mm
Extended NeckYes
Primary Material ApplicationAluminum, Brass, Bronze, Cast Iron, Copper, Steel
SeriesHTGP
Shank Length1.9380 in
Spiral DirectionNeutral
StandardsUSCTI 302A
Tap StyleStraight Flute
Threads per Inch18 TPI
Thread Size9/16"-18
Tap ChamferBottoming
Tap FinishBright (Uncoated)
Overall Length3 19/32 in
Thread LimitH3
Thread DirectionRight Hand
Tap Shank StandardUSCTI
65% Thread Drill Size33/64 in
Measurement SystemFractional Inch
Primary Material Application ISO CodeK, M, N, P
Shank Dia.0.429 in
Shank Type - MachiningStraight
Square Size0.3220 in
Tap GroupingTap
Thread Limit / Class of FitH3 / 2B
Helix Angle0 Degrees
Country of OriginUnited States
(subject to change)