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    Vernon Hills, IL
    Vernon Hills, IL
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    Boring and Drilling
    1. Home
    2. Bits, Blades and Cutters
    3. Boring and Drilling

    Description

    5/8 x 6 Spade Bit For Wood Drilling

    5/8 x 6 spade bit gives a straightforward way to bore 5/8 inch holes in hard woods, soft woods, and wood byproducts, so installers and shop crews can handle common through-holes and clearance bores with one dependable bit. The Timberline branding identifies this bit as part of a dedicated boring and drilling line, which keeps sizing consistent across repeated cabinet, millwork, or fixture runs. Being classified under spade bits means it uses a flat, paddle-style cutting head, so it clears material quickly when drilling general purpose holes in wood-based stock. The 5/8 inch cutting diameter sets the finished hole size, which matters when matching grommets, conduit passes, or hardware that calls for that specific bore dimension in repeat jobs.

    Key Spade Bit Details For Daily Work

    • The 5/8 inch cutting diameter creates a controlled hole size for wood and wood byproducts, which supports consistent fit wherever drawings or jigs call for that dimension.
    • The 6 inch overall length reaches deeper into panels and assemblies, giving room to drill through thicker stock or stacked components without changing setups.
    • The 1/4 inch straight shank matches common drill chucks, so the bit seats securely and runs true during general purpose woodworking and installation drilling.
    • The precision ground construction shapes the cutting edges accurately, which promotes smoother entry into hard and soft woods and steadier tracking through the bore.
    • The hardened steel material holds the cutting profile against regular contact with wood fibers, supporting repeatable results across multiple drilling operations.

    Spade Bit Fit, Length, And Shank Interface

    The 6 inch length on this Timberline spade bit sets the working reach, allowing drilling into thicker wood members or multi-layer assemblies where shorter bits stop early. A 1/4 inch straight shank lets the bit clamp into standard drill chucks, giving a familiar drive connection for shop drills and site drills that accept that shank size. The 5/8 inch cutting diameter ties directly to layout templates and drawings, so jigs set for that bore dimension correspond with the finished hole. Precision ground cutting faces help the bit enter wood and wood byproducts without wandering, which supports cleaner alignment when following a marked center or template guide.

    Timberline Spade Bit In Real Wood Drilling Use

    Where This 5/8 x 6 Spade Bit Performs

    This Timberline spade bit, identified as manufacturer part 604-270, is specified for general purpose drilling of hard woods, soft woods, and wood byproducts, so it suits a range of shop panels and jobsite trim pieces. The 5/8 inch diameter works wherever a 5/8 inch hole is called out in wood-based material, tying directly into cabinet, fixture, or framing layouts that rely on that bore for pass-throughs or clearances. Its 6 inch length supports boring into thicker stock such as structural members or laminated build-ups, keeping one bit relevant across varied wood thicknesses. Because the bit sits in the Bits, Blades and Cutters - Boring and Drilling class, it aligns with drilling tasks rather than cutting or routing, which keeps its role clear in the tool lineup.

    Details That Support Repeatable Wood Drilling Results

    The precision ground design of this spade bit shapes the cutting edges accurately, which helps the bit track straight as it advances through hard and soft woods, reducing drift from the intended center. Hardened steel construction resists wear at the cutting lips, so the 5/8 inch hole size stays closer to specification over repeated drilling in wood and wood byproducts. The 1/4 inch straight shank provides a uniform gripping surface for compatible chucks, helping the bit spin without wobble so the bore remains consistent from entry to exit. With the 5/8 inch by 6 inch format fixed, fabricators can build jigs or drilling stations around this exact bit, promoting consistent hole location and depth in recurring wood-based production runs.

    Common Questions About This Timberline Spade Bit

    What materials is the Timberline 5/8 x 6 spade bit designed to drill?

    The Timberline 5/8 x 6 spade bit is specified for general purpose drilling of hard woods, soft woods, and wood byproducts, so it covers common panel, trim, and sheet goods in woodworking environments.

    How does the 5/8 inch diameter affect hole sizing in wood work?

    The 5/8 inch diameter sets the finished bore size, which ties directly to layouts, jigs, or hardware requirements that call for a 5/8 inch hole through wood-based materials.

    Why does the Timberline 604-270 spade bit use a 6 inch length?

    The Timberline 604-270 spade bit uses a 6 inch length to provide added reach, supporting drilling into thicker panels or multi-layer wood assemblies in a single pass.

    What is the practical role of the 1/4 inch straight shank on this bit?

    The 1/4 inch straight shank provides a standard cylindrical grip area for compatible drill chucks, helping the bit seat firmly for stable, controlled wood drilling.

    How do precision ground cutting edges help in daily drilling tasks?

    Precision ground cutting edges give the spade bit a defined profile, promoting smoother entry and more accurate tracking when boring holes in wood and wood byproducts.

    What does hardened steel construction offer for this spade bit?

    Hardened steel construction helps the Timberline spade bit maintain its cutting profile during regular drilling in wood, supporting consistent hole quality across repeated uses.

    Selecting This Bit For Wood Drilling Tasks

    The Timberline 5/8 x 6 spade bit with a 1/4 inch straight shank delivers a defined 5/8 inch bore in hard woods, soft woods, and wood byproducts, tying directly into woodworking layouts that call for that size. Its precision ground, hardened steel construction supports steady drilling performance in general purpose wood boring tasks. For shops and installers who need a spade bit aligned with these dimensions and materials, this Timberline 604-270 format provides a focused option for ongoing drilling work.

    Catalog
    Y-37
    Diameter (in)
    5/8 in
    Overall Length (in)
    6 in
    Shank Diameter (in)
    1/4 in
    Product Type
    Spade Bit
    Supplier Pack Size
    10
    Sold In
    1
    Catalog
    Y-37
    Diameter (in)
    5/8 in
    Overall Length (in)
    6 in
    Shank Diameter (in)
    1/4 in
    Product Type
    Spade Bit
    Supplier Pack Size
    10
    Sold In
    1
    0Cart
    0Cart
    Item # AA604-270-TIM • Mfr # 604-270

    5/8" x 6" Spade Bit, 1/4" Straight Shank

    3/8 in1/2 in5/8 in3/4 in7/8 in1 in1-1/4 in1-1/2 in
    Spade BitN/A
    Timberline
    $17.15/Each
    10+ items
    $13.08 / Each
    5/8" x 6" Spade Bit, 1/4" Straight Shank
    Item# AA604-270-TIM / MFR Part # 604-270
    Each
    Each

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