LEXIVON XZN Triple Square Spline Bit Socket Set, Size M4 M5 M6 M8 M10 M12 M14 M16 M18 | Allen Key Socket Multiple Teeth 10 Pcs Set, for Torque Wrench, Ratchet Wrench, Impact Power Drills (LX-145)

Product Information

The polydrive screw drive, also known as RIBE, [74] is spline-shaped with rounded ends in the fastener head. Sizes are: M4, M5, M6, (M7), M8, (M9), M10, (M11), M12, (M13), M14, (M15), M16, (M17) and M18 (the sizes in parentheses are less commonly used, but they do exist).

List of screw drives - Wikipedia

I have used size 12 for removing steering wheel, size 6 for door lock actuator, I understand I need size 16 for brakes which I'm getting close to needing.They renamed the company Acument Global Technologies, which as of 2010 includes Avdel, Camcar, Ring Screw, and others. Line Head and Line Recess screw drives are Japanese systems with male, female and tamper-resistant configurations. For example, certain toilet seat fastener bolts use a breakaway plastic nut, with the driver part intended to shear at a torque high enough to prevent wobbling, while not shattering the porcelain toilet from excessive pressure. The Britool Hallmark guarantee covers against defective materials and/or workmanship when used for the purpose for which they were designed. In addition to screw drives, various nut drives have been designed to make removal difficult without specialized tools.

XZN Triple Square Bit Socket with 1/2 Capri Tools 30037 14mm XZN Triple Square Bit Socket with 1/2

Both tamper-proof and tamper-resistant drives are commonly used in vandalism-prone areas, such as public restrooms; tamper-resistant in similar applications, and on equipment such as home electronics, to prevent easy access and thus reduce injuries and improper repairs. A combination slotted/hex head cap is often used for self-tapping screws for metal, where the hex head enables greater torque during the initial self-tapping installation, while allowing the convenience of a slotted screwdriver to be used for removal and reinsertion.The external "E" Torx nominal sizing does not correspond to the "T" size (for example, an E40 socket is too large to fit a T40, while an E8 Torx socket will fit a T40 Torx bit [68]). Along with this "all licensees must submit samples regularly to ensure that the strict quality standards are maintained". Allen are most common, Torx somewhat common, triple squares not nearly as widely used - or available. A double slotted screw drive is not considered cruciform because the shape is not recessed, and consists only of two superimposed simple milled slots. One example familiar to laypersons is for the attachment of wheels and spare tires of passenger vehicles to deter theft; one of the lug nuts on each wheel may require a specialized socket provided with the set of lug nuts.