Freud Spiral Router Bit 73-762 1/8 Inch Diameter (1/4 Shank Solid Carbide OFlute UpCut Soft Plastic Acrylic CNC Signmaking Milling Tool Set)
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Freud 73-762 1/8" Solid Carbide O-Flute Up Spiral Router Bit
The Freud 73-762 1/8-inch O-flute up spiral router bit routes soft plastics, acrylics, and solid surface materials cleanly without melting or chip welding on CNC machines and table routers. Engineered from solid TiCo high-density carbide protected by an advanced Black I.C.E. coating, this 1/4-inch shank end mill operates safely up to 24,000 maximum RPM while delivering up to 2X longer cutting life. Outfitted with an aggressive single O-flute up-shear geometry that evacuates chips upward instantly, it equips sign makers, plastic fabricators, and CNC machinists with mirror-smooth, burr-free edge finishing performance.
Best Used For:
- Plastic and Acrylic Sign Making: Routing intricate lettering, logos, and channel profiles in ABS, HDPE, and cast acrylic sheets without re-welding chips.
- Automated CNC High-Speed Part Milling: Milling complex shapes and precision contours in soft synthetic sheets like UHMW, PET, and polypropylene.
- Solid Surface and Hardwood Detail Work: Cutting fine decorative grooves, slots, and inlay mortises with glass-smooth surface clarity.
Key Performance & Safety Features
- Specialized O-Flute Geometry: Optimized single-flute profile dissipates heat rapidly to eliminate plastic melting, gumming, and workpiece deformation.
- Up-Shear Chip Evacuation: High-efficiency spiral design pulls molten chips and debris upward to guarantee a pristine, chip-free bottom surface finish.
- Black I.C.E. Thermal Coating: Industrial Cooling Element surface treatment reduces friction and curtails heat buildup for doubled operational lifespan.
- Solid TiCo High-Density Carbide: Custom micro-grain carbide formulation provides razor-sharp edge retention and maximum impact resistance.
- High-Speed 24,000 Maximum RPM: Dynamically balanced 1/4-inch shank structure supports high-feed automation in high-frequency CNC router spindles.
What's Included
- (1) Freud 73-762 1/8" Diameter Solid Carbide O-Flute Up Spiral Router Bit (1/4" Shank)
Technical Specifications
| Manufacturer | Freud America Inc. (Bosch Group) |
| Model Number | 73-762 |
| Product Classification | Solid Carbide O-Flute Up Spiral Router Bit |
| Cutting Diameter | 0.125 inches (1/8 in / 3.175 mm) |
| Shank Diameter Size | 0.250 inches (1/4 in / 6.35 mm) |
| Carbide Cutting Height | 0.500 inches (1/2 in / 12.7 mm) |
| Overall Bit Length | 2.00 inches (50.8 mm) |
| Number of Cutting Flutes | 1 (Single O-Flute Configuration) |
| Maximum Rotational Speed | 24,000 RPM |
| Bit Material Alloy | Solid TiCo High-Density Carbide |
| Coating Technology | Black I.C.E. (Industrial Cooling Element) |
| Compatible Tool Platforms | Automated CNC Routers, Table Routers, & Handheld Routers |
Pro-Tip: When routing soft plastics like UHMW or acrylic on a CNC table, maintain a high feed rate relative to your spindle RPM; this prevents the cutter from lingering in the cut and causing thermal friction that melts the plastic edge.
