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    Aluminum Cutting
    1. Home
    2. Bits, Blades and Cutters
    3. Aluminum Cutting
    Item # AA51408 • Mfr # 51408

    3/16" x 2" x 1/2" Up-Cut 'O' Aluminum Cutting CNC Spiral Router Bit, 1-Flute, 1/4" Shank

    Description

    Aluminum Cutting CNC Spiral Router Bit For Clean Work

    Aluminum cutting CNC spiral router bit design defines this Amana Tool cutter as a dedicated option for aluminum work on CNC or router setups. The bit uses the highest quality carbide, which maintains a sharp edge through demanding routing, so cut quality stays consistent across runs. A 3/16 inch cutting diameter matches jobs that need narrow slots or profiles in aluminum, helping control material removal where space is tight. The 2 inch overall length fits typical collet engagement and reach in many routing operations without excessive projection. A 1/2 inch cutting length focuses the cut where it is needed, which supports controlled passes in aluminum rather than overextending the flute. The single flute layout gives each rotation a clear, open path for chip evacuation, which is important when routing aluminum to keep chips moving away from the cut.

    Key Spiral Bit Details That Support Aluminum Work

    • The special proprietary edge processing system shapes the cutting edge specifically for this bit, so it holds a precise geometry that supports predictable aluminum routing results over repeated passes on the same setup.
    • The super high polished cutting edge reduces friction at the contact point, which helps the bit move through aluminum more smoothly, supporting a controlled feed rate and reducing resistance at the spindle.
    • The unique mirror finish on the cutting edge discourages material from adhering to the tool, which reduces the chance for chip rewelding and helps keep the flute clear during continuous aluminum routing.
    • Less chance for chip rewelding keeps chips from bonding back onto the work surface, which supports cleaner edges and reduces the need for secondary cleanup on routed aluminum parts.
    • The superior surface finish produced by this edge treatment gives routed aluminum a smoother cut face, which can reduce follow-up sanding or machining on visible or mating surfaces.
    • Longer tool life from the edge processing and carbide quality means the bit stays in service for more cycles, helping maintain cut performance over time and reducing mid-job tool changes.

    Shank And Spiral Details For Practical Installation

    The 1/4 inch shank on this router bit fits setups designed for that shank size, which allows secure collet gripping for CNC or handheld routing routines in aluminum. The up-cut spiral geometry pulls chips upward out of the cut, which helps keep the cutting zone clear and supports more stable chip evacuation in slots and grooves. With its 3/16 inch cutting diameter paired to the 1/2 inch cutting length, the bit focuses load within a compact cutting area, which supports controlled depth passes when routing aluminum profiles or channels. The use of the highest quality carbide in the cutting portion works together with the shank support, so the cutting edge remains stable during operation and helps maintain alignment between toolpath and finished edge.

    How This Amana Tool Bit Performs In Aluminum Routing

    Where This Aluminum Cutting Router Bit Excels

    This Amana Tool router bit sits in the aluminum cutting category, positioning it for operations where aluminum is the primary material. The 3/16 inch cutting diameter suits tasks that call for relatively narrow grooves, slots, or edge details in aluminum parts, so layout lines can stay tight without oversizing the path. Its 1/2 inch cutting length gives enough flute engagement for many profile and pocket depths while still concentrating the cut to a manageable section of the bit. The up-cut spiral format draws chips out of the kerf, which is valuable when routing aluminum because clear chip flow helps maintain the edge condition at the work surface. The single flute configuration offers one primary cutting edge, giving each chip more space within the flute area, which supports chip transport away from the cut in aluminum.

    Why The Edge Processing Matters For Consistent Results

    The bit uses the highest quality carbide along with a special proprietary edge processing system, so the cutting edge is prepared for sustained use in aluminum routing environments. This processing, combined with the super high polished cutting edge, reduces friction where the bit meets the work, which helps keep cutting forces steadier and supports smoother machine motion. The unique mirror finish on the edge lowers the tendency for chips to stick to the tool, limiting chip rewelding that can otherwise build up and alter the cutting geometry. By limiting chip rewelding, the bit preserves its designed flute shape, which helps maintain chip flow and surface finish over multiple passes. The resulting superior surface finish on aluminum parts means routed edges come off the machine closer to final quality, reducing time spent refining surfaces. Longer tool life from this edge treatment and carbide quality keeps the bit performing over more cycles, helping maintain consistent cut dimensions and surface quality across repeated jobs using the same Amana Tool 51408 profile.

    Common Questions About This Aluminum Cutting Bit

    What materials is this Amana Tool 51408 bit designed to cut?

    The Amana Tool 51408 router bit is classified by Wurth Baer Supply in the aluminum cutting product category, so its geometry and edge preparation are intended for aluminum routing applications.

    How does the up cut spiral help when routing aluminum?

    The up cut spiral pulls chips upward from the cut, which helps keep the cutting area clear in aluminum and supports smoother toolpath movement and more predictable edge quality.

    What is the shank size on this aluminum cutting CNC spiral router bit?

    This aluminum cutting CNC spiral router bit has a 1/4 inch shank, which matches routers and CNC collets designed for 1/4 inch tooling, supporting a secure grip during aluminum cutting.

    Why is the mirror finish on the cutting edge important?

    The unique mirror finish on the cutting edge lowers friction and reduces chip rewelding, which supports cleaner aluminum cuts and helps the bit maintain its designed cutting geometry over time.

    How does the single flute design affect chip removal?

    The 1 flute design gives each rotation one primary cutting edge with extra flute space, which aids chip evacuation in aluminum, helping chips move away from the cut instead of packing in the kerf.

    What cutting dimensions does this aluminum cutting router bit provide?

    This router bit offers a 3/16 inch cutting diameter, a 1/2 inch cutting length, and a 2 inch overall length, supporting narrow aluminum cuts within a focused flute engagement area.

    Select This Bit For Focused Aluminum Cutting Tasks

    The Amana Tool 3/16 inch x 2 inch x 1/2 inch up cut O aluminum cutting CNC spiral router bit pairs a 1/4 inch shank with a single flute spiral optimized for aluminum. Its highest quality carbide, special proprietary edge processing system, super high polished cutting edge, and unique mirror finish work together to deliver clean cuts, less chance for chip rewelding, a superior surface finish, and longer tool life. For aluminum routing tasks that call for a focused 3/16 inch cutting diameter and controlled chip evacuation, this 51408 router bit from Wurth Baer Supply offers a purpose-built cutting geometry ready for aluminum-focused workflows.

    Diameter (in)
    3/16 in
    Cutting Height (in)
    1/2 in
    Shank Diameter (in)
    1/4 in
    Product Type
    Router Bit
    Number of Flutes
    1
    Overall Length (in)
    2 in
    Maximum Speed (RPM)
    35000 rpm
    Cut Direction
    Up-cut
    Supplier Pack Size
    1
    Sold In
    1
    Diameter (in)
    3/16 in
    Cutting Height (in)
    1/2 in
    Shank Diameter (in)
    1/4 in
    Product Type
    Router Bit
    Number of Flutes
    1
    Overall Length (in)
    2 in
    Maximum Speed (RPM)
    35000 rpm
    Cut Direction
    Up-cut
    Supplier Pack Size
    1
    Sold In
    1
    1/8 in3/16 in1/4 in
    5/16 in1/2 in5/8 in
    1/8 in1/4 in
    1-1/2 in2 in
    Amana Tool
    $108.36/Each
    3/16" x 2" x 1/2" Up-Cut 'O' Aluminum Cutting CNC Spiral Router Bit, 1-Flute, 1/4" Shank
    Item# AA51408 / MFR Part # 51408
    Each
    Each
    In Stock

    Sold In: 1 Each

    Each