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    Solid Surface
    1. Home
    2. Bits, Blades and Cutters
    3. Solid Surface
    Item # AA57130 • Mfr # 57130

    Solid Surface Undermount Bowl, 2-1/4" Diameter, 1/2" Shank, 3-1/4" Length

    Description

    Solid Surface Undermount Bowl Router Bit Use

    solid surface undermount bowl router bit from Amana Tool is a carbide tipped undermount bowl solid surface roundover router bit, so it prepares and finishes solid surface countertop edges in conjunction with undermount bowl installations. The 2-1/4 inch diameter cutting head clears material across a wide path, which speeds up trimming around larger bowl cut-outs in solid surface jobs. A 1/2 inch shank ties into heavy-duty routers, giving a rigid connection that helps maintain a consistent profile along the sink edge. The overall 3-1/4 inch length provides reach around typical undermount bowl areas, so the bit can work both the counter edge and the cut-out zone. An 18 degree angle built into the geometry supports bevel-style trimming when required, which lets the installer handle both roundover and bevel-related sink work with the same bit within its design.

    Key Solid Surface Bit Details For Installers

    • The carbide tipped cutting edges handle solid surface materials, so the bit maintains a cutting edge while routing countertop edges around undermount bowls.
    • A 2-1/4 inch diameter with 3/4 inch cut depth clears a broad pass, so installers can trim and profile the sink area efficiently in fewer runs.
    • A 9/16 inch radius is built into the profile, so the roundover shape is defined by the tool and produces a consistent transition along the bowl edge.
    • The cutting height of 1-1/4 inch matches typical solid surface thickness and edge area, so the bit can trim and profile the exposed edge zone in one setup.
    • The 1/2 inch shank supports use in routers designed for heavier bits, so the assembly resists chatter while shaping the undermount bowl perimeter.
    • The overall 3-1/4 inch length with B1 dimension of 1 inch offers working reach around the bowl edge, so the cutting profile can follow the installed sink contour.

    Router Bit Geometry For Sink Edge Work

    This Amana Tool router bit is described as an undermount bowl roundover router bit with an 18 degree angle, so its profile is tuned for trimming sink cut-outs and shaping countertop edges near installed bowls. The bevel aspect trims the sink cut-out flush with an installed undermount bowl or, when used with a template, prepares a sink cut-out for a bevel-mount bowl. That combination of roundover and bevel geometry means one bit can handle both initial cut-out preparation and final edge profiling within its specification. All of these tools are stated for undermount applications of Corian sink and bowl numbers 802S, 804S, 805S, 809S, and 871S, so the geometry is aligned with those bowl designs in solid surface work.

    Applying This Router Bit In Countertop Work

    Where This Solid Surface Bit Is Used

    This router bit falls under bits, blades and cutters in the solid surface product class, so it is positioned specifically for solid surface countertop fabrication rather than general wood routing. It is defined as an undermount bowl roundover router bit, so its main task is preparing and finishing countertop edges in conjunction with undermount bowl installations. When the bowl is already mounted, the roundover and ogee functions trim and profile the countertop edges after the bowl is in place, so the installer can bring the solid surface tight to the bowl and then soften the edge. The bevel function trims the sink cut-out flush with an installed undermount bowl or prepares a sink cut-out for a bevel-mount bowl using a template, so the same tool geometry supports both undermount and bevel-mount sink openings in solid surface projects.

    How Bit Details Support Repeatable Results

    The carbide tipped construction provides cutting edges that are specified for solid surface, so the bit can maintain a sharp profile as it trims dense countertop material around the bowl. A 2-1/4 inch diameter paired with a 3/4 inch cut depth provides a broad yet controllable cutting path, so the installer can remove material quickly while still following the bowl contour. The 9/16 inch radius and 1-1/4 inch cutting height define the roundover shape and working depth, so each pass produces the same edge profile along the full sink perimeter. With a 1/2 inch shank, the bit interfaces with routers built for larger tooling, so the setup supports smoother tracking during undermount bowl work. The 3-1/4 inch overall length and 1 inch B1 dimension give the bit enough reach to work around Corian sink and bowl numbers 802S, 804S, 805S, 809S, and 871S in undermount applications, so geometry and reach align with these specific sink styles.

    Common Questions About This Router Bit

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

    This carbIde tipped undermount bowl solid surface router bit is specified for solid surface countertop work, so it is used where solid surface material surrounds an undermount or bevel-mount bowl.

    How does the 2-1/4 inch diameter affect countertop edge routing?

    The 2-1/4 inch diameter creates a wide cutting sweep, so the bit can trim and profile the sink cut-out area efficiently across solid surface countertops.

    What is the purpose of the 18 degree angle on this bit?

    The 18 degree angle forms a bevel that trims the sink cut-out flush with an installed undermount bowl or prepares a bevel-mount sink opening when used with a template.

    Which Corian sink or bowl numbers match this undermount application?

    The router bit is stated for undermount applications of Corian sink and bowl numbers 802S, 804S, 805S, 809S, and 871S, aligning its geometry with those models.

    How do the 9/16 inch radius and 1-1/4 inch cutting height help the finish?

    The 9/16 inch radius and 1-1/4 inch cutting height define the roundover shape, so the edge along the bowl perimeter stays consistent from pass to pass.

    Why is a 1/2 inch shank useful on this solid surface bit?

    The 1/2 inch shank fits routers designed for larger bits, so the solid connection supports smoother cutting around the undermount bowl edge.

    Select This Bit For Solid Surface Bowls

    The Amana Tool solid surface undermount bowl router bit with 2-1/4 inch diameter, 9/16 inch radius, 1-1/4 inch cutting height, and 1/2 inch shank is configured for solid surface countertop sink work. Its 18 degree geometry handles both roundover and bevel-related tasks around Corian sink and bowl numbers 802S, 804S, 805S, 809S, and 871S in undermount applications, so one tool covers preparation and finishing on these specified bowl styles.

    Diameter (in)
    2-1/4 in
    Shank Diameter (in)
    1/2 in
    Product Type
    Solid Surface Bits
    Number of Flutes
    2
    Radius (in)
    9/16 in
    Radius Cutting Height
    1 in
    Overall Length (in)
    3-1/4 in
    Material Thickness (in)
    3/4 in
    Maximum Speed (RPM)
    22000 rpm
    Bevel Angle
    18 Degree
    Minimum Cutting Height
    1-1/4 in
    Supplier Pack Size
    1
    Sold In
    1
    Diameter (in)
    2-1/4 in
    Shank Diameter (in)
    1/2 in
    Product Type
    Solid Surface Bits
    Number of Flutes
    2
    Radius (in)
    9/16 in
    Radius Cutting Height
    1 in
    Overall Length (in)
    3-1/4 in
    Material Thickness (in)
    3/4 in
    Maximum Speed (RPM)
    22000 rpm
    Bevel Angle
    18 Degree
    Minimum Cutting Height
    1-1/4 in
    Supplier Pack Size
    1
    Sold In
    1
    3/4 in49/64 in29/32 in1 in1-1/8 in1-1/4 in1-1/2 in1-7/8 in2 in2-1/16 in2-1/8 in2-9/64 in2-1/4 in2-5/8 in
    1/4 in1/2 in
    PullSolid Surface BitsN/A
    N/A24
    N/A1/8 in1/4 in5/16 in3/8 in1/2 in33/64 in9/16 in3/4 in
    N/A17/32 in5/8 in3/4 in25/32 in15/16 in1 in
    1-7/8 in2-5/16 in2-3/8 in2-7/16 in2-1/2 in2-5/8 in2-25/32 in2-7/8 in2-29/32 in3 in3-1/4 in3-5/16 in3-1/2 in4-1/2 in
    N/A1/2 in3/4 in1-1/2 in
    N/A1/2-3/4 in
    N/AAluminum
    N/A5/8 in3/4 in13/16 in
    18 Degree5 Degree10 DegreeN/A11.5 Degree45 Degree14 Degree
    1/4 in3/8 in1/2 in11/16 in3/4 in7/8 in15/16 in63/64 in1 in1-1/8 in1-1/4 in1-1/2 in2 in
    Amana Tool
    $401.26/Each
    Solid Surface Undermount Bowl, 2-1/4" Diameter, 1/2" Shank, 3-1/4" Length
    Item# AA57130 / MFR Part # 57130
    Each

    Additional Accessories

    Each

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    Sold In: 1 Each

    Each
    Quantity
    Unit Price
    Catalog
    Sold in: 1 Each
    Y-12
    AA57122
    Mfr# 57122
    Solid Surface Bevel Mount, 2-1/4" Diameter, 1/2" Shank, 3-1/4" Length
    Sold in: 1 Each
    Y-12
    AA57128
    Mfr# 57128
    2-1/8" x 3" Under Mount Bowl Round Over Bit, 2-Flute, 1/2" Shank