This hand tap is made of high speed steel and has a 0.318 inch diameter, 1.6880 inch long shank. It is designed for use with all materials, and meets the standards for USCTI. This 1011 series hand tap has a bright finish, and has fractional inch measurements. It has right hand direction with a 2-15/16 inch length. Plus it has three flutes and a straight shank.
Technical Specs
ItemHand Tap
Thread StandardUNF
Tap FinishBright (Uncoated)
Overall Length2 15/16 in
Thread LimitH3
Thread DirectionRight Hand
Primary Material ApplicationAll Materials
65% Thread Drill SizeR
Measurement SystemFractional Inch
Series1011
Shank Length1.6880 in
Spiral DirectionNeutral
StandardsUSCTI 302A
Tap GroupingTap
Thread Limit / Class of FitH3 / 2B
Tap StyleSpiral Point
Thread Size3/8"-24
Tap MaterialHigh Speed Steel
Thread Length1 1/8 in
75% Thread Drill Size8.50 mm
Class of Fit2B
Number of Flutes3
55% Thread Drill Size11/32 in
Extended NeckYes
Primary Material Application ISO CodeN, P
Shank Dia.0.318 in
Shank Type - MachiningStraight
Square Size0.2860 in
Tap ChamferPlug
Threads per Inch24 TPI
Helix Angle0 Degrees
Country of OriginUnited States
(subject to change)