Product Image
Product Image
Product Image

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
U.S. stocked items ship next day
Total Available U.S. :288
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) (mm)3.18
Shank Diameter (DCON) (Decimal Inch)0.1250
Shank Diameter (DCON) (mm)3.18
Flute Length (LCF) (Decimal Inch)0.1250
Flute Length (LCF) (mm)3.18
Overall Length (OAL) (Decimal Inch)1.5000
Overall Length (OAL) (mm)38.10
Shank Length (LS) (Decimal Inch)1.2500
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
Coolant OptionExternal Coolant
Additional GeometryRight Hand Cut Direction (RHC)
Helix AngleRight Spiral
Helix Angle (Degree)0
Variable HelixNo
Chip BreakerNo
US Stock288
Cutting Diameter (DC2) (Fractional Inch)1/8
Flute Length (LCF) (Fractional Inch)1/8
Overall Length (OAL) (Fractional Inch)1-1/2
Shank Length (LS) (Fractional Inch)1-1/4
Rake AngleNeutral
Number of Margins1
Shank TypeStraight
Shipping Weight0.0120
Center CuttingNo
Series606
Weldon FlatNo
Shank Length (LS) (mm)31.75
Shank Diameter (DCON) (Fractional Inch)1/8
Centerline (α) Angle (Degree)45.0
Coating DescriptionBright/Uncoated
This site uses cookies to improve your experience. By clicking, you agree to our Privacy Policy.