This hand tap is made of high speed steel and has a 0.429 inch diameter, 1.9380 inch long shank. It is designed for use with cast iron, stainless steel, steel, and meets the standards for USCTI. This HTGP-TN series hand tap has a TiN 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 StandardUNC
Tap MaterialHigh Speed Steel
Thread Length1 21/32 in
75% Thread Drill Size12.20 mm
Class of Fit2B
Number of Flutes4
55% Thread Drill Size1/2 in
Extended NeckYes
Primary Material ApplicationCast Iron, Stainless Steel, Steel
SeriesHTGP-TN
Shank Length1.9380 in
Spiral DirectionNeutral
StandardsUSCTI 302A
Tap StyleStraight Flute
Threads per Inch12 TPI
Thread Size9/16"-12
Tap ChamferBottoming
Tap FinishTiN
Overall Length3 19/32 in
Thread LimitH3
Thread DirectionRight Hand
Tap Shank StandardUSCTI
65% Thread Drill Size12.50 mm
Measurement SystemFractional Inch
Primary Material Application ISO CodeK, M, 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)