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1/8" Dia, 0.0250" Tip, 90 Degree, 6 Flute, Countersink - 74249

SERIES: 606

General Application Countersink

1/8" Dia, 0.0250" Tip, 90 Degree, 6 Flute, 1/8" Shank Dia, Uncoated, Series 606, General Application Countersink - 74249


SKU / EDP74249
CategorySolid Round Tools > Holemaking > General Application Countersinks
Min Order Qty1
Series606
Series DescriptionGeneral Application Countersink
High PerformanceNo
Unit (inch/mm)inch
Number of Flutes6
Primary Workpiece Material(P) Steel|(M) Stainless Steel|(K) Cast Iron|(N) Non-Ferrous Materials|(S) High Temp Alloy
Secondary Workpiece Material(H) Hardened Materials
Size1/8"
Tip Diameter (DC1) (Decimal Inch)0.0250
Tip Diameter (DC1) (mm)0.64
Cutting Diameter (DC2) (Decimal Inch)0.1250
Cutting Diameter (DC2) (Fractional Inch)1/8
Cutting Diameter (DC2) (mm)3.18
Shank Diameter (DCON) (Decimal Inch)0.1250
Shank Diameter (DCON) (Fractional Inch)1/8
Shank Diameter (DCON) (mm)3.18
Flute Length (LCF) (Decimal Inch)0.1250
Flute Length (LCF) (Fractional Inch)1/8
Flute Length (LCF) (mm)3.18
Overall Length (OAL) (Decimal Inch)1.5000
Overall Length (OAL) (Fractional Inch)1-1/2
Overall Length (OAL) (mm)38.10
Shank Length (LS) (Decimal Inch)1.2500
Shank Length (LS) (Fractional Inch)1-1/4
Shank Length (LS) (mm)31.75
Point Angle (Degree)90
Cutting Diameter (DC) Tolerance (Decimal Inch)+.00000 / -.00050
Cutting Diameter (DC) Tolerance (mm)+.0000 / -.0127
Shank Diameter (DCON) Tolerance (ISO)h6
Shank TypeStraight
Weldon FlatNo
Coolant OptionExternal Coolant
Coating DescriptionBright/Uncoated
Additional GeometryRight Hand Cut Direction (RHC)
Rake AngleNeutral
Helix AngleRight Spiral
Variable HelixNo
Center CuttingNo
Chip BreakerNo
Centerline (α) Angle (Degree)45.0
Number of Margins1

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