This hand tap is made of high speed steel and has a 0.323 inch diameter, 1.7180 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 5/32 inch length. Plus it has four flutes and a straight shank.
Technical Specs
ItemHand Tap
Thread StandardUNF
Tap MaterialHigh Speed Steel
Thread Length7/8 in
75% Thread Drill Size9.95 mm
Class of Fit2B
Number of Flutes4
55% Thread Drill Size10.20 mm
Extended NeckYes
Primary Material ApplicationAluminum, Brass, Bronze, Cast Iron, Copper, Steel
SeriesHTGP
Shank Length1.7180 in
Spiral DirectionNeutral
StandardsUSCTI 302A
Tap StyleStraight Flute
Threads per Inch20 TPI
Thread Size7/16"-20
Tap ChamferBottoming
Tap FinishBright (Uncoated)
Overall Length3 5/32 in
Thread LimitH3
Thread DirectionRight Hand
Tap Shank StandardUSCTI
65% Thread Drill Size10.00 mm
Measurement SystemFractional Inch
Primary Material Application ISO CodeK, M, N, P
Shank Dia.0.323 in
Shank Type - MachiningStraight
Square Size0.2420 in
Tap GroupingTap
Thread Limit / Class of FitH3 / 2B
Helix Angle0 Degrees
Country of OriginUnited States
(subject to change)