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The HARVEY TOOL 67915-C3 is a solid carbide Woodruff keyseat cutter designed for milling keyseat slots in rotating shafts and related components. It features a 0.5 inch cutter diameter and a narrow 0.0312 inch (1/32 inch) cutting width, making it suitable for precision keyway applications where slot width consistency is critical. The straight-tooth configuration and AlTiN coating support cutting in steel, stainless steel, cast iron, non-ferrous metals, superalloys, titanium, and hard materials. This tool is installed and run by machinists and toolroom technicians on vertical milling machines and CNC machining centers.
The 67915-C3 is intended for use in ferrous and non-ferrous machining environments where tight-tolerance keyseat slots are required. Its 0.25 inch neck diameter and 0.75 inch neck length allow it to reach into workpiece features while the 0.5 inch shank interfaces with standard collets or end mill holders. With 6 teeth and a 3 inch overall length, it balances rigidity and reach for typical shaft keyseating operations across job shop and production settings.
Designed for use in steel, stainless steel, cast iron, non-ferrous metals, superalloys, titanium, and hard materials as listed by the manufacturer. The 0.5 inch shank is compatible with standard collet chucks and end mill holders accepting 1/2 inch straight shanks.
This cutter is installed by machinists in vertical milling machines or CNC machining centers using a collet or end mill holder matched to the 0.5 inch shank diameter. Ensure the spindle is fully stopped and the machine is locked out before changing tooling. Confirm runout on the holder before cutting to maintain slot width accuracy. Follow the tool manufacturer's recommended speeds and feeds for the specific workpiece material and coating type.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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