Ground Thread Spiral Point Tap. High Speed Steel construction. Bright finish. Plug chamfer. Spiral point pushes chips forward for through hole applications. Material applications include alloyed steel, and carbon steel.
Technical Specs
ItemTap
Thread StandardUNC
Tap FinishBright (Uncoated)
Overall Length2 23/32 in
Thread LimitH3
Thread DirectionRight Hand
Primary Material ApplicationAluminum, Brass, Bronze, Cast Iron, Copper, Steel
65% Thread Drill Size17/64 in
Measurement SystemFractional Inch
Series0411
Shank Length1 19/32 in
Spiral DirectionNeutral
StandardsASME B94.9
Tap GroupingTap
Thread Limit / Class of FitH3 / 3B
Tap StyleSpiral Point
Thread Size5/16"-18
Tap MaterialHigh Speed Steel
Thread Length1.125 in
75% Thread Drill SizeF
Class of Fit3B
Number of Flutes2
55% Thread Drill SizeI
Extended NeckYes
Primary Material Application ISO CodeK, N, P
Shank Dia.0.318 in
Shank Type - MachiningStraight
Square Size0.2380 in
Tap ChamferPlug
Threads per Inch18 TPI
Helix Angle0 Degrees
Country of OriginUnited States
(subject to change)