A studio product shot of the red Freud 99-034 lock miter router bit featuring a 1/2-inch steel shank and high-density carbide cutters designed for woodworking.
An informational graphic displaying the Freud lock miter bit alongside a technical diagram and a wood sample, indicating a 2-3/4-inch diameter, a 2-5/8-inch height, and compatibility with 1/2-inch to 1-inch thick stock.
The front of the retail blister pack for the Freud 99-034 lock miter bit, showing the red router bit and diagrams of the interlocking 90-degree joints it creates.
A technical illustration showing the difference between a simple interlocking joint and a 90-degree miter joint, with red arrows indicating how the wood workpieces lock together for strength.
An informational graphic titled Materials, showing four wood samples representing veneered plywood, hardwoods, softwoods, and composites as suitable materials for use with this bit.
An informational graphic titled Tools, showing a CNC machine spindle and a table-mounted router, indicating the only two machines compatible with this large-diameter bit.
An action shot of the red Freud lock miter bit installed in a table router, performing a horizontal cut on a thick piece of hardwood.
A studio product shot of the red Freud 99-034 lock miter router bit featuring a 1/2-inch steel shank and high-density carbide cutters designed for woodworking.
An informational graphic displaying the Freud lock miter bit alongside a technical diagram and a wood sample, indicating a 2-3/4-inch diameter, a 2-5/8-inch height, and compatibility with 1/2-inch to 1-inch thick stock.
The front of the retail blister pack for the Freud 99-034 lock miter bit, showing the red router bit and diagrams of the interlocking 90-degree joints it creates.
A technical illustration showing the difference between a simple interlocking joint and a 90-degree miter joint, with red arrows indicating how the wood workpieces lock together for strength.
An informational graphic titled Materials, showing four wood samples representing veneered plywood, hardwoods, softwoods, and composites as suitable materials for use with this bit.
An informational graphic titled Tools, showing a CNC machine spindle and a table-mounted router, indicating the only two machines compatible with this large-diameter bit.
An action shot of the red Freud lock miter bit installed in a table router, performing a horizontal cut on a thick piece of hardwood.
Freud

Freud Lock Miter Router Bit 99-034 2-3/4 Inch Cutting Joint (1/2 Shank 12000 Max RPM 45 Degree Angle Interlocking Cabinetry Hardwood Woodworking)

In stock
SKU: 99-034
$95.27 USD

Description

Freud precisely the best logo Logout

Industrial 45-Degree Interlocking Shaper Cutter for Self-Aligning 90-Degree Cabinetry Corner Joints

The Freud 99-034 Lock Miter Router Bit delivers professional-grade mechanical shearing precision when routing interlocking 90-degree corner joints in natural hardwoods, softwoods, and composite sheet panels. Engineered with a large 2-3/4 inch cutting diameter and a rigid 1-5/32 inch carbide profile height, this industrial woodworking bit maximizes the surface area configuration for exceptional adhesive bonding strength. The precision-balanced steel body utilizes a robust 1/2-inch shank optimized for table-mounted routers or CNC machinery operating safely up to a 12,000 RPM maximum velocity ceiling. Featuring Freud's proprietary TiCo micrograin carbide formulation and a Perma-SHIELD non-stick thermal coating, this premium profile cutter eliminates assembly slippage and alignment problems on heavy-duty cabinetry, column fabrication, and furniture layout lines.

Best Used For:

  • Commercial Cabinetry Box Assembly: Milling interlocking 90-degree case corners in premium face frames, decorative cabinetry panels, and box bodies.
  • Architectural Structural Columns: Profiling exact four-sided wood columns, decorative beams, and structural pedestals using vertical and horizontal stock feeds.
  • Fine Hardwood Furniture Joints: Routing hidden, high-surface-area self-aligning joinery configurations in dense walnut, oak, maple, and domestic hardwood furniture stock.

Key Performance & Safety Features

  • TiCo Micrograin Carbide Composition: Premium high-density tungsten carbide teeth resist edge rounding, chemical corrosion, and abrasive breakdown over long production runs.
  • Self-Aligning Profile Geometry: Locks male and female components together mechanically during dry fitment, stopping panel slippage during clamping sequences.
  • Perma-SHIELD Non-Stick Matrix Coating: Permanent thermal shield reduces internal friction heat and rejects pitch, gum, and sap accumulation.
  • Dynamic Spin Anti-Kickback Design: Computer-balanced bit core limits aggregate stock bite depth, minimizing machine kickback hazards during intense material milling.
  • Heavy-Gauge 1/2-Inch Shank: Thick, hardened steel shank absorbs immense directional torque to reduce localized vibration runout at top operational limits.

What's Included

  • (1) Freud 99-034 Lock Miter Bit with 1/2" Shank

Technical Specifications

Specification Value
Brand Freud
Model Number 99-034
Overall Diameter 2.75 in (2-3/4")
Shank Diameter 0.5 in (1/2")
Carbide Height 1.15625 in (1-1/532")
Overall Length 2.625 in (2-5/8")
Joint Profile Angle 45 Degrees (Forms 90-Degree Corner)
Number of Cutters 2 Edges
Maximum Rotational Velocity 12,000 RPM
Stock Thickness Compatibility 0.5 in to 1.0 in (1/2" to 1")
Tool Deployment Mode Table-Mounted Router / CNC Only

Pro-Tip: Due to the large 2-3/4 inch rotational envelope, this bit must always be operated inside a robust router fence table or CNC configuration. Never deploy this tool in a handheld layout. Ensure your fence depth tracks exactly with the bit's internal bearing tangent profile to maintain full micrograin edge alignment over extended panel runs.