Freud Straight Router Bit 12-142 5/8 Inch Double Flute (1/2 Inch Shank Perma-SHIELD TiCo Carbide 24000 RPM 2 Inch Cut 4 Length Deep Mortising)
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Freud 12-142 5/8 Inch Double Flute Extended Reach Straight Router Bit
The Freud 12-142 is an extended-reach 5/8-inch overall cutting diameter double flute straight router bit engineered for deep mortise pocketing, thick stock slotting, and deep template profiling. Built with a heavy-duty 1/2-inch shank, an expansive 2-inch carbide cutting height, and a 4-inch overall length, this 2-cutter tool features end-relieved tip geometry that enables clean, burn-free plunge entries into timber stock and composite panels. Tipped with TiCo™ Hi-Density Micrograin Carbide, protected by a heat-resistant red Perma-SHIELD® coating, and computer-balanced to eliminate cutter chatter, it operates at rotational speeds up to 24,000 RPM across CNC machinery, router tables, or handheld routers in solid hardwoods, softwoods, plywood, and wood composites.
Best Used For:
- Deep Timber Mortise Joinery: Plunging directly into thick lumber stock to route clean 5/8-inch wide mortise channels for heavy furniture and architectural assemblies.
- Thick Panel Edge Trimming & Template Profiling: Trimming full-depth 2-inch timber edges and flush-cutting thick stock along template guides in a single pass.
- Extended-Reach CNC Pocket Milling: Executing deep interior cutouts and recessed hardware pockets in thick wood panels where standard bit lengths bottom out.
Key Performance & Safety Features
- Expansive 2-Inch Carbide Cutting Height: Extended cutting edge length accommodates deep single-pass or multi-pass slotting and thick panel edge profiling.
- 4-Inch Extended Overall Length: Extended tool body profile provides necessary clearance for deep mortising and hard-to-reach template routing.
- Perma-SHIELD® Non-Stick Coating: Protective red fluoropolymer coating repels pitch buildup, reduces friction drag, and guards against thermal degradation.
- TiCo™ Hi-Density Micrograin Carbide: Custom-formulated titanium-cobalt micrograin carbide edges maintain sharpness under continuous heavy friction.
- Heavy-Duty 1/2-Inch Shank: Rigid 1/2-inch steel shank diameter minimizes tool flex, runout, and cutter vibration during extended-reach routing.
- 24,000 RPM Maximum Speed Rating: Precision-engineered steel body maintains stable, chatter-free rotation across table-mounted, handheld, and CNC setups.
What's Included
- (1) Freud 12-142 5/8" Double Flute Straight Router Bit with 1/2" Shank
Technical Specifications
| Brand Manufacturer | Freud® Tools |
| Model Part Number OEM SKU | 12-142 |
| Overall Cutting Diameter (D) | 0.625 inches (5/8" / 15.9 mm) |
| Shank Diameter (A) | 0.500 inches (1/2" / 12.7 mm) |
| Carbide Cutting Height (h) | 2.000 inches (2" / 50.8 mm) |
| Overall Tool Length (H) | 4.000 inches (4" / 101.6 mm) |
| Number of Carbide Cutters | 2 Flute Carbide Cutters |
| Cutting Style Profile | Extra Long Straight / Plunge Cutting Edge |
| Body Protective Coating | Red Perma-SHIELD® Non-Stick Fluoropolymer |
| Maximum Operating Speed | 24,000 RPM |
| Cutter Metallurgy Material | TiCo™ Hi-Density Micrograin Carbide Tipped |
| Primary Machine Compatibility | CNC Routers, Handheld Routers, Router Tables |
Pro-Tip: When using an extended 4-inch overall length bit for deep 2-inch mortises, always step down your passes in 3/8-inch increments to ensure effective chip ejection and eliminate heat build-up inside deep channels.
