Attributes

Key Value
Coolant FedNon-Coolant Through
Cutting DirectionRight Hand
Decimal Equivalent0.2500
Depth:Dia. Ratio4xD
Drill Bit GroupingIndividual
Drill Bit Point Angle135 Degrees
Drill Bit Point TypeSplit Point
Drill Bit Size1/4 in
Drill Diameter Tolerance+0.0000 in /-0.0007 in
Drill Length ClassJobber Length
Drill Point Length0.0518 in
Finish - MachiningBlack Oxide
Flute Length2 3/4 in
Flute TypeSpiral
Helix Angle21 Degrees to 34 Degre.
ItemJobber Length Drill Bit
Material - MachiningHigh Speed Steel
Material Grade - Machin.High Performance
Maximum Drilling Depth1 in
Measurement SystemFractional Inch
Number of Flutes2
Overall Length4 in
Primary Material Applic.Cast Iron, Steel
Primary Material Applic.K, P
Secondary Material Appl.Cast Iron, Low Carbon S.
Secondary Material Appl.K, M, P
Series2011
Shank Dia.1/4 in
Shank Length1 1/4 in
Shank Type - MachiningStraight
Spiral DirectionRight Hand
StandardsASME B94.11M
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