Robbjack 2 Flute “Tuffy” Solid Carbide Miniature Ball Single End Mill, .040″ Size, .120″ Length of Cut

• Graphite electrodes to the die industry (10,000 to 100,000 RPM).
• Plastics used in the medical and optical industries.
• Electronic components (heatsinks, chip and pc board fixtures, routing and trimming).
• Engraving and signmaking.
• Small aluminum parts at high RPM.
• Small O-ring grooves.
• Elliptical gash ball geometry for optimum cutting.
• Miniature and subminiature.
• Stub and standard cutting lengths.
• Nominal plus/minus diameter tolerances.
• Ground primary relief angles.
• Center Cutting
• Helix Angle: 30
• Cutting Direction: Right Hand
• Shank Diameter: 1/8″
• Flute Shape: Helix
• Tolerance_Cutting Diameter: .0005″
• Tolerance_Shank Diameter: -.0001″ / -.0002″
• Tolerance_Overall Length: .060″
• Overall Length: 1-1/2″
• Workpiece Material Range: Steel, Stainless Steel, High-Temp Exotic Alloys, Non-Ferrous, Cast Iron, Hard Materials, Plastics
• Country of Origin: U.S.A.

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