This hand tap is made of high speed steel and has a 0.381 inch diameter, 1.6900 inch long shank. It is for use with aluminum, brass, bronze, copper, and meets the standards for USCTI 302, ANSI 302. This 5303/2303 series hand tap is uncoated, and has fractional inch measurements. It is non-coolant through, has right hand direction with a 2 15/16 inch length. Plus it has four flutes and a straight shank.
Technical Specs
ItemHand Tap
Thread StandardUNC, UNF
Tap MaterialHigh Speed Steel
Thread Length1 1/4 in
75% Thread Drill Size5/16 in
Thread DirectionRight Hand
Tap Shank StandardANSI 302
65% Thread Drill SizeP
Extended NeckNo
Primary Material ApplicationAluminum, Brass, Bronze, Copper
Series5303/2303
Shank Length1 20/29 in
Spiral DirectionNeutral
StandardsUSCTI 302
Tap StyleStraight Flute
Threads per Inch16 TPI
Thread Size3/8"-16
Tap ChamferBottoming
Tap FinishBright (Uncoated)
Overall Length2 15/16 in
Thread LimitH2
Number of Flutes4
55% Thread Drill Size8.40 mm
Coolant FedNon-Coolant Through
Measurement SystemFractional Inch
Primary Material Application ISO CodeN
Shank Dia.8/21 in
Shank Type - MachiningStraight
Square Size2/7 in
Tap GroupingTap
Thread Limit / Class of FitH2
Country of OriginUnited States
(subject to change)