This thread forming machine tap is 2 23/32 inches long, with a 5/16"-18 UNC thread and a 0.318-inch shank diameter. This right hand plug tap has an H5 limit and is made from high speed steel with a bright finish.
Technical Specs
ItemMachine Tap
Thread StandardUNC
Tap FinishBright (Uncoated)
Overall Length2 23/32 in
Thread LimitH5
Thread DirectionRight Hand
55% Thread Drill SizeI
Extended NeckYes
Number of Flutes0
Series1091
Shank Length1 19/32 in
Square Size0.2380 in
Tap ChamferPlug
Tap StyleThread-Forming
Threads per Inch18 TPI
Thread Size5/16"-18
Tap MaterialHigh Speed Steel
Thread Length1 1/8 in
75% Thread Drill SizeF
Class of Fit2B-3B
Primary Material ApplicationAluminum, Brass, Bronze, Copper, Stainless Steel, Steel