The CMT 192.007.11 Solid Carbide Downcut Spiral Bit is a precision router cutter engineered for clean, tearout-free results on the upper face of your workpiece. Built from a special super-micrograin carbide formulation, this 1/4 in. spiral bit maintains a razor-sharp cutting edge through demanding routing sessions on solid wood, wood composites, plastic materials, and laminates. The downcut spiral geometry presses chips downward into the cut rather than lifting them, making this bit the go-to choice for veneer work, laminate surfacing, panel sizing, and any CNC or handheld routing application where upper-face finish quality cannot be compromised.

Key Features

• Super-micrograin solid carbide construction - the special carbide formulation holds a keen cutting edge longer than standard carbide, meaning fewer tool changes and more consistent results across extended production runs.
• Downcut spiral geometry - chips are directed downward into the cut, preventing tearout and fiber lifting on the upper surface, which is critical when routing veneered panels, laminates, or melamine-faced sheet goods.
• Low-angle spiral design - engineered specifically to shear wood cleanly and provide efficient chip ejection, so the bit runs cooler and cutting edges last longer compared to standard spiral profiles.
• 2-flute configuration with 3/4 in. cutting height - two teeth provide a balanced cut with efficient chip clearance, while the 3/4 in. cutting height handles typical panel and solid wood routing depths in a single pass.
• 1/4 in. shank and 2 in. total length - fits standard 1/4 in. collets on CNC routers, router tables, and handheld routers, keeping the tool compact and stable during operation.
• Right-hand rotation (RH) - compatible with all standard router spindles, ensuring correct cutting action without special toolholder requirements.

Why This Product

• When upper-face finish quality is the priority - such as laminate, veneer, or melamine routing - the downcut spiral geometry eliminates tearout by pressing material fibers down rather than lifting them, preserving a clean, ready-to-use surface without additional sanding.
• The super-micrograin carbide formulation is purpose-built to produce and hold a keen edge, translating to longer intervals between resharpenings and lower cost per linear foot of cut on production routing tasks.
• Versatile across a broad material range - solid hardwood, wood composites, plastic materials, and laminates - so a single bit handles cutting, copying, panel sizing, and general routing applications without swapping tools.
• The low-angle spiral runs cooler than conventional spirals, reducing heat-related edge degradation and pitch buildup, which is especially important for extended routing sessions on plastics and resin-rich materials.

Specifications

• Manufacturer Part Number: 192.007.11
• Brand: CMT Orange Tools
• Product Type: Solid Carbide Downcut Spiral Bit
• Diameter: 1/4 in.
• Cutting Height: 3/4 in.
• Total Length: 2 in.
• Shank: 1/4 in.
• Number of Teeth: 2
• Rotation: Right-hand (RH)
• Material: HWM (Super-Micrograin Solid Carbide)
• Macro Class: Router Cutter

Approved Applications

• Cutting and general routing on solid wood and wood composites
• Panel sizing and copying on CNC routing machines
• Upper-face finish routing on veneer and laminate surfaces
• Routing on plastic materials and laminates
• Router table and handheld router applications