1/2 In. Reduced Shank Drills, 3 Flats on Shank, 118 Deg. Split Point, Black and Gold Finish for Increased Lubricity and Abrasion Resistance, Size 1-5/16 In.
Technical Specs
ItemReduced Shank Drill Bit
Finish - MachiningBlack Oxide
Drill Bit Size1 5/16 in
Drill Bit Point Angle118 Degrees
Flute TypeSpiral
Flute Length3 1/8 in
Cutting DirectionRight Hand
Helix Angle28 Degrees
Depth:Dia. Ratio4xD
Shank Type - MachiningStraight with Three Flats
Shank Length2 1/4 in
Series1877
Coolant FedNon-Coolant Through
Material Grade - MachiningGeneral Purpose
Primary Material Application ISO CodeK, P
Material - MachiningHigh Speed Steel
Measurement SystemFractional Inch
Decimal Equivalent1.3125
Drill Bit Point TypeSplit Point
Number of Flutes2
Maximum Drilling Depth7 3/4 in
Spiral DirectionRight Hand
Overall Length6 in
Drill Bit GroupingIndividual
Shank Dia.1/2 in
Silver & Deming DrillYes
StandardsNot Rated
Drill Diameter Tolerance+0.0000 in/-0.0015 in
Primary Material ApplicationCast Iron, Steel
Country of OriginUnited States
(subject to change)