McMaster-Carr logo
    Filter by
    System of Measurement
    Thread Spacing
    Industrial Info Snippet
    Head Diameter
    Attribute Image
    Drive Style
    Industrial Info Snippet
    Thumb Screw Head Profile
    Tip Type
    Fastener Head Type
    DFARS Specialty Metals
    Export Control Classification Number (ECCN)
    Industrial Info Snippet
    Hardness
    Tensile Strength
    Industrial Info Snippet
    U.S.–Mexico–Canada Agreement (USMCA) Qualifying
    Industrial Info Snippet
    Thread Direction
    Grip Style
    Thread Type
    Head Height
    Attribute Image
    Forward
    Enter e-mail addresses in the fields below
    Message
    Cancel
    Print
    How can we improve?
    Comments
    E-mail address (if you would like a response)
    Help me decide (beta)
    6 Products

    Slotted Stainless Steel Narrow-Profile Knurled-Head Thumb Screws

    Image of Product. Front orientation. Thumb Screws. Slotted Stainless Steel Narrow-Profile Knurled-Head Thumb Screws.
    Fasten these slim, corrosion-resistant screws by driver and by hand in even the tightest of spaces. Turn these screws with a slotted driver in cramped spaces where fingers can't fit. When twisting by hand, the knurled texture of the screw head creates extra grip.
    Length is measured from under the head.
    18-8 Stainless Steel—The choice for wet and outdoor environments, these screws resist rust. However, they won't hold up to the harsh chemicals that 316 stainless steel can.
    Head
    Lg.
    Dia.
    Ht.
    Threading
    Tensile Strength,
    psi
    Certificate Type
    Each
    18-8 Stainless Steel
     
    6-48
    1/2"1/4"1/2"Fully Threaded80,000Material Certificate
    		91746A951000000
    3/4"1/4"1/2"Fully Threaded80,000Material Certificate
    		91746A95400000
    1"1/4"1/2"Fully Threaded80,000—91746A95700000
     

    Stainless Steel Narrow-Profile Knurled-Head Thumb Screws

    Image of Product. Front orientation. Thumb Screws. Stainless Steel Narrow-Profile Knurled-Head Thumb Screws.
    The slim head on these corrosion-resistant thumb screws won't snag plugs and cords in electrical panels and other tight spaces. The narrow width can make them harder to turn than screws with wider heads. However, the knurled texture gives your fingers extra grip.
    Length is measured from under the head.
    18-8 Stainless Steel—The choice for wet and outdoor environments, these screws resist rust. However, they won't hold up to the harsh chemicals that 316 stainless steel can.
    Head
    Lg.
    Dia.
    Ht.
    Threading
    Tensile Strength,
    psi
    Certificate Type
    Each
    18-8 Stainless Steel
     
    6-48
    1/2"1/4"1/2"Fully Threaded80,000—91746A55100000
    3/4"1/4"1/2"Fully Threaded80,000—91746A5540000
    1"1/4"1/2"Fully Threaded80,000Material Certificate
    		91746A5570000
     
    back to top