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    Straight Mortising
    1. Home
    2. Bits, Blades and Cutters
    3. Straight Mortising
    Item # AB04-108 • Mfr # 04-108

    Straight Mortising Straight Flute, 3/8" Dia.

    Description

    Straight Mortising Bit For Smooth Stock Removal

    Straight Mortising Straight Flute 3/8 Dia router bit is a Freud Tool router bit designed for general stock removal with a smooth finish. The bit belongs to the Straight Mortising category of router bits, so it is built for straight passes that clear material cleanly. With a 3/8 inch diameter cutting profile, it creates a defined groove size that suits many mortising and straight-routing setups. The straight flute geometry supports controlled cutting along the length of the bit, helping maintain a consistent wall on the cut. This bit is identified as 4108 STRAIGHT BIT in the SAP description, which ties directly to the manufacturer part number 04-108 for precise ordering. As part of Freud Tool router bits, it aligns with professional expectations for repeatable stock removal in woodworking workflows.

    Key Freud Router Bit Details For Trade Work

    • The application is general stock removal with a smooth finish, so each pass is aimed at clearing material while leaving a surface that needs minimal follow-up sanding on typical woodworking jobs.
    • The bit cuts all composition materials, plywoods, hardwoods, and softwoods, which lets one tool handle varied sheet goods and solid stock across many cabinet, fixture, and furniture operations.
    • The 3/8 inch diameter size defines the width of the cut, allowing routing of grooves or mortises that match common layout dimensions in small to medium section parts.
    • The straight flute design focuses on straight-line cutting, supporting accurate mortises and dados where a square, clean-sided channel is important for fit.

    Router Setup And Use Across Different Machines

    The Straight Mortising Straight Flute 3/8 Dia router bit is specified for use on CNC and other automatic routers, so it fits programmed routing where consistent passes and repeatable paths matter across multiple identical parts. The same bit is also described for use on hand-held and table-mounted portable routers, which means it can move from production equipment to jobsite or shop-based portable routing without changing to a different cutting profile. Being in the Straight Mortising router bits class, it suits setups where the operator guides the bit along fences, templates, or programmed tracks to achieve accurate straight cuts.

    Using This 4108 Straight Bit In Real Projects

    Where This Freud Mortising Router Bit Performs

    The Straight Mortising Straight Flute 3/8 Dia router bit is in the Bits, Blades and Cutters category under Straight Mortising, placing it directly in the workflow for routing straight channels, grooves, and mortises. When the application calls for general stock removal with a smooth finish, this bit handles the bulk cutting passes that open up joints, clear recesses, or flatten narrow bands of material. Because the bit cuts all composition materials, it can move through engineered panels such as composite boards without needing a separate dedicated bit for that material type. The same cutting capability extends to plywoods, so cabinet carcasses, backs, and shelving panels made from layered sheet goods can be machined with one tool. Its suitability for hardwoods means it can route joinery or recesses in face frames, rails, stiles, and solid wood tops, while still providing general stock removal with a smooth finish on those denser pieces. The rated performance in softwoods supports tasks like routing in framing stock or trim where controlled removal is important but the base material is less dense. This broad material range lets the bit follow a project from sheet-goods machining through solid-wood detailing without changing the basic straight mortising setup.

    How Bit Design Supports Consistent Routing Results

    The straight flute configuration on the Straight Mortising Straight Flute 3/8 Dia router bit provides a geometry focused on straight-line cutting, which helps keep the sidewalls of the routed path aligned with guides and fences. With the bit specified for general stock removal with a smooth finish, each pass is intended to remove material efficiently while leaving a surface that supports tight-fitting joints or clean recesses. The 3/8 inch diameter defines a consistent cut width, so once setups are dialed in for that width, repeated parts share the same mortise or groove dimension. Its classification as a router bit for CNC and other automatic routers supports nesting layouts and repeated patterns, because the bit can follow programmed toolpaths over many identical pieces. The same bit also being rated for use on hand-held and table-mounted portable routers allows operators to transfer patterns from machine setups to bench routing, maintaining the same cut profile. Identified as manufacturer part 04-108 and SAP description 4108 STRAIGHT BIT, the tooling spec stays consistent whenever this bit is reordered, which supports long-term repeatability across jobs.

    Common Questions About The Freud 04-108 Router Bit

    What type of work is this Freud 4108 straight bit designed for?

    The Straight Mortising Straight Flute 3/8 Dia router bit is designed for general stock removal with a smooth finish, so it handles main cutting passes where material must be cleared cleanly.

    Which materials can the Straight Mortising Straight Flute 3/8 Dia cut?

    The bit cuts all composition materials, plywoods, hardwoods, and softwoods, allowing one tool to work across engineered panels and solid wood components.

    Can this Freud Tool router bit be used on CNC machines?

    The router bit is specified for use on CNC and other automatic routers, so it suits programmed routing passes on repeated workpieces.

    Is the 04-108 bit suitable for hand held routers?

    The Straight Mortising Straight Flute 3/8 Dia router bit can be used on hand-held and table-mounted portable routers, supporting shop and jobsite routing.

    What does the 3/8 inch diameter mean for routing width?

    The 3/8 inch diameter defines the width of the routed path, so mortises or grooves cut with this bit share that consistent width.

    How is this Freud Tool router bit identified for reordering?

    The bit is identified by manufacturer part number 04-108 and SAP description 4108 STRAIGHT BIT, providing precise reference for future orders.

    Select This Freud Bit For Straight Stock Removal

    The Straight Mortising Straight Flute 3/8 Dia router bit from Freud Tool brings general stock removal with a smooth finish to CNC, automatic, hand-held, and table-mounted portable routers. Its ability to cut composition materials, plywoods, hardwoods, and softwoods supports continuous work across varied projects. With a defined 3/8 inch diameter and straight mortising geometry, it offers controlled groove and mortise sizing for cabinet, furniture, and fixture tasks. Identified as 4108 STRAIGHT BIT and part number 04-108, it fits directly into existing tool lists at Wurth Baer Supply.

    Catalog
    Y-16
    Diameter (in)
    1/4 in
    Shank Diameter (in)
    1/4 in
    Product Type
    Straight Mortising Bits
    Number of Flutes
    2
    Overall Length (in)
    2-1/2 in
    Minimum Cutting Height
    1 in
    Supplier Pack Size
    10
    Sold In
    1
    Catalog
    Y-16
    Diameter (in)
    1/4 in
    Shank Diameter (in)
    1/4 in
    Product Type
    Straight Mortising Bits
    Number of Flutes
    2
    Overall Length (in)
    2-1/2 in
    Minimum Cutting Height
    1 in
    Supplier Pack Size
    10
    Sold In
    1
    N/A1/16 in1/8 in3/16 in1/4 in3/8 in1/2 in
    N/A1/4 in1/2 in
    N/A2
    N/A1-5/8 in1-3/4 in2 in2-1/2 in2-5/8 in2-7/8 in3-1/8 in4-1/8 in4-3/8 in
    N/A1/4 in3/8 in1/2 in5/8 in7/8 in1 in1-1/2 in2 in2-1/2 in
    $33.57/Each
    Straight Mortising Straight Flute, 3/8" Dia.
    Item# AB04-108 / MFR Part # 04-108
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    Freud Tool
    Each
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