Chicago-Latrobe 55489 190 1-25/64

Chicago-Latrobe -

Silver & Deming Drill- Series: 190- 1-25/64 in Drill - Fraction- 1.3906 in Drill - Decimal Inch- 6 in Overall Length- 3-1/8 in Cutting Depth- 2 Flutes- Spiral Flute- 3-1/8 in Flute Length- 1/2 in Shank- Reduced Shank- 118 deg Point- Radial Point- Right Hand Cutting Direction- HSS Cutting Edge- HSS- Black/Steam Oxide- Applicable Materials: Alloy Steel, Carbon Steel, Cast Iron and Wood Characteristics and Features * Round shank for a more positive grip in the drill chuck, flats reduce drill slippage under high load* Standard 6 in overall length and 3-1/8 in flute length for increased rigidity, less deflection and better hole accuracy* Standardized lengths result in minimal adjustment during tool changes in screw machines and machining centers* Ideal for portable drilling due to increased rigidity* Black oxide surface finish increases wear resistance and adds lubricity, improving chip flow