Attributes

Key Value
55% Thread Drill SizeI
65% Thread Drill Size17/64 in
75% Thread Drill SizeF
Coolant FedNon-Coolant Through
Country of Origin (subj.Japan
Cutting Direction - Mac.Right Hand
Drill Bit Size0.2548 in, 0.2584 in, 0.
Extended NeckYes
FeaturesInch and Metric, OSG V-.
Helix Angle10 Degrees
ItemSpiral Flute Tap
List Number313NI
Material Grade - Machin.313NI
Measurement SystemFractional Inch
Number of Flutes3
Number of Pieces1
Overall Length2-23/32"
Pitch Diameter LimitH3
Primary Material Applic.Nickel, Titanium
Primary Material Applic.S
Secondary Material Appl.Hardened Steel, Nickel,.
Secondary Material Appl.H, M, S3
Series313NI
Shank Dia.0.318"
Shank Length1 19/32 in
Shank Type - MachiningStraight
Square Size0.2380 in
StandardsANSI
Tap ChamferModified Bottoming
Tap Dimension TypeInch
Tap FinishTiCN
Tap GroupingTap
Tap MaterialPowdered Metal
Tap Shank StandardANSI
Tap Size5/16"
Tap StyleSpiral Flute
Tap Thread Size5/16"-18
Tap Thread TypeUNC
Thread DirectionRight Hand
Thread Length1-1/8"
Thread LimitH3
Thread Limit / Class of.H3
Thread Size5/16"-18
Thread StandardUNC
Threads per Inch18
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