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    Screws
    1. Home
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    Description

    Wurth Drywall Screw For Trim And Jamb Work

    Wurth #6 x 2-1/4 inch drywall screw is a case hardened, black flat head screw designed for fastening trim moldings or jambs in drywall and similar materials. The extremely small 7/32 inch trim head sits low in the surface, so the head is hardly seen once driven, which keeps finished trim lines clean on visible work. Because the head is flat, it can be countersunk and then puttied over, allowing painted or stained trim to present a smooth face without visible fasteners. The sharp Type A point bites quickly into material, so the screw starts easily and drives straight under normal tool control. This sharp point eliminates pre-drilling in most materials named, which speeds up repetitive fastening on longer runs of casing, base, or jamb extensions.

    Key Trim Screw Details For Job Efficiency

    • The screw is normally used for fastening trim moldings or jambs, which aligns it with typical interior finish work where a discreet, positive hold in drywall or similar substrates is needed.
    • The extremely small 7/32 inch head is hardly seen, so visible trim faces stay clean and professional when fastened along casings, baseboards, or door frames that will be viewed up close.
    • The flat head can be countersunk and puttied over, allowing the fastener location to be hidden in final finishing passes and leaving a smooth surface for paint or filler.
    • The Type A very sharp point eliminates pre-drilling in most materials described, which reduces drilling steps and keeps workflow moving when setting many screws in sequence.
    • Case hardened construction supports a firm drive into typical trim substrates, helping the #6 screw cut its own path and seat securely without deforming under normal driving torque.
    • The #6 black screw uses #1 square drive bits, giving a positive bit-to-head engagement that helps reduce cam-out during driving compared with slotted or Phillips styles.

    Drywall Trim Screw Driving And Bit Match

    This Wurth flat head drywall screw uses a #1 square drive in the #6 size, so installers can match it with the proper bit for firm engagement during driving. That square drive interface gives the driver bit a solid fit inside the recess, which helps transmit torque efficiently while reducing the chance of the bit slipping under load. The Type A sharp point at the tip of the screw advances directly into drywall or typical trim-back materials, so the screw can be driven in one continuous motion without a separate drill step in most named applications. Because the head is flat and very small at 7/32 inch, it seats neatly when driven to the correct depth, leaving only a minimal cavity to fill if a concealed finish is desired.

    Where This Wurth Trim Screw Works Best

    Using The Screw On Trim Moldings And Jambs

    The web description specifies that this Wurth #6 x 2-1/4 inch flat head drywall screw is normally used for fastening trim moldings or jambs, so it fits directly into door, window, and base trim installation routines. The 2-1/4 inch length gives reach through typical trim stock and into the drywall or framing behind, which helps pull the molding or jamb tight against the wall face. Because the head is only 7/32 inch across and very low profile, it visually blends on narrow casings and detailed profiles, where a larger head might distract from the design. The ability to countersink and then apply putty over the head supports a fully concealed fastener look on painted trim, which is often preferred in higher-visibility rooms and corridors. The case hardened construction supports consistent driving into common interior materials so each screw seats similarly, helping maintain even clamping pressure along the run.

    Details That Support Fast, Clean Driving Results

    The Type A very sharp point on this screw eliminates pre-drilling in most of the materials noted in the description, which means each hole is formed by the screw itself during installation. That saves time on longer runs of trim work, because crews can move from piece to piece using only a driver and the correct #1 square bit. The twinfast thread design engages quickly and advances faster per revolution than a single thread style, so the screw tightens efficiently into drywall or backing, pulling the trim snug with fewer turns. The #1 square drive recess on the #6 screw provides a positive lock with square drive bits, which helps maintain control and reduces wobble as the head approaches final depth. The black finish on this drywall screw offers a uniform appearance at the head, which can be useful when the head is left slightly proud in less visible areas where putty is not applied. Together, these details support a steady workflow where each screw starts, drives, and seats with predictable feel on trim moldings and jambs.

    Common Questions About This Wurth Drywall Screw

    What trim work is this Wurth drywall screw intended for?

    This Wurth #6 x 2-1/4 inch flat head drywall screw is normally used for fastening trim moldings or jambs, so it fits common interior casing, base, and jamb fastening tasks.

    How does the 7/32 inch trim head help on visible moldings?

    The extremely small 7/32 inch head is hardly seen on visible moldings, so fastener locations remain discreet and the trim profile stays visually clean after installation.

    Can this flat head screw be hidden under filler?

    The flat head on this Wurth drywall screw can be countersunk and then puttied over, allowing a smooth, concealed finish on painted or filled trim surfaces.

    What bit fits this black #6 square drive screw?

    The black #6 screw uses #1 square drive bits, so installers can pair it with that bit size for solid engagement and consistent torque transfer while driving.

    How does the Type A sharp point affect drilling steps?

    The Type A very sharp point eliminates pre-drilling in most materials described, so each screw can be driven directly, reducing separate drilling passes.

    What does twinfast thread mean for driving speed?

    The twinfast thread on this trim screw advances rapidly into material, so the screw tightens with fewer turns, supporting faster fastening on repeated trim placements.

    Choose This Screw For Trim-Focused Fastening

    This Wurth #6 x 2-1/4 inch flat head drywall screw combines a small 7/32 inch trim head, Type A sharp point, and twinfast thread to support trim moldings and jamb work. The #1 square drive interface on the case hardened, black screw gives secure bit engagement for controlled driving. For projects where trim faces need discreet or puttied-over fasteners, this screw provides a drywall-focused option that balances concealment, driving speed, and consistent seating in one part.

    Catalog
    P-22
    Color/Finish
    Black
    Gauge
    6
    Length
    2-1/4 in
    Thread
    Twinfast thread
    With Nibs
    No
    Point Type
    Sharp
    Head Type
    Flat head
    Drive Size
    #1
    Drive Type
    Square
    Product Type
    Drywall Screw
    Number of pieces
    1000
    Supplier Pack Size
    2000
    Sold In
    1000
    Catalog
    P-22
    Color/Finish
    Black
    Gauge
    6
    Length
    2-1/4 in
    Thread
    Twinfast thread
    With Nibs
    No
    Point Type
    Sharp
    Head Type
    Flat head
    Drive Size
    #1
    Drive Type
    Square
    Product Type
    Drywall Screw
    Number of pieces
    1000
    Supplier Pack Size
    2000
    Sold In
    1000
    Item # WW24120 • Mfr # 3670000179961 1000

    Würth #6 x 2-1/4" Flat Head Drywall Screw Square Drive - Sharp Point Twinfast Thread Black, 3670000179961 1000 - 1000/Box

    1-5/8 in2-1/4 in
    1001000
    $120.00/1000 Each
    $0.12 /Each
    Würth #6 x 2-1/4" Flat Head Drywall Screw Square Drive - Sharp Point Twinfast Thread Black, 3670000179961 1000 - 1000/Box
    Item# WW24120 / MFR Part # 3670000179961 1000
    Each
    Würth
    Each
    In Stock

    Sold In: 1000 Each

    Each

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