Maintenance gun tap. High speed steel, ground thread, plug chamfer (3-5 pitches). For use by hand or for tapping under power. They are recommended for use in through holes or blind holes which allow for chip accumulation.
Technical Specs
ItemGun Tap
Thread StandardUNC
Tap FinishBright (Uncoated)
Overall Length2.72 in
Thread LimitH2
Thread DirectionRight Hand
Primary Material ApplicationAluminum, Brass, Bronze, Copper
65% Thread Drill Size17/64 in
Extended NeckYes
Primary Material Application ISO CodeN
Shank Dia.0.318 in
Shank Type - MachiningStraight
Square Size0.2380 in
Tap ChamferPlug
Threads per Inch18 TPI
Helix Angle0 Degrees
Thread Size5/16"-18
Tap MaterialHigh Speed Steel
Thread Length1 1/8 in
75% Thread Drill SizeF
Class of FitH3
Number of Flutes3
55% Thread Drill SizeI
Coolant FedNon-Coolant Through
Measurement SystemFractional Inch
Series7301
Shank Length1 9/16 in
Spiral DirectionNeutral
StandardsANSI
Tap GroupingTap
Thread Limit / Class of FitH2 / H3
Tap StyleSpiral Point
Country of OriginUnited States
(subject to change)