This hand tap is made of high speed steel and has a 0.8 inch diameter, 2⅝ 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 5⅛ inch length. Plus it has four flutes and a straight shank.
Technical Specs
ItemHand Tap
Thread StandardUNC
Tap MaterialHigh Speed Steel
Thread Length2 1/2 in
75% Thread Drill Size22.25 mm
Class of Fit2B
Number of Flutes4
55% Thread Drill Size29/32 in
Extended NeckYes
Primary Material ApplicationAluminum, Brass, Bronze, Cast Iron, Copper, Steel
SeriesHTGP
Shank Length2 5/8 in
Spiral DirectionNeutral
StandardsUSCTI 302A
Tap StyleStraight Flute
Threads per Inch8 TPI
Thread Size1"-8
Tap ChamferPlug
Tap FinishBright (Uncoated)
Overall Length5 1/8 in
Thread LimitH4
Thread DirectionRight Hand
Tap Shank StandardUSCTI
65% Thread Drill Size57/64 in
Measurement SystemFractional Inch
Primary Material Application ISO CodeK, M, N, P
Shank Dia.0.8 in
Shank Type - MachiningStraight
Square Size0.6000 in
Tap GroupingTap
Thread Limit / Class of FitH4 / 2B
Helix Angle0 Degrees
Country of OriginUnited States
(subject to change)