Way Tools Tamper-Proof Security Insert Screwdriver Bit features a 1/4" hex shank that fits all standard bit holders and hand-held drivers, making it a versatile addition to your toolkit. This screwdriver bit is available in various sizes and types, including hex security, spanner security, torq security, tri wing security, and tamperproof torx security, each with a length of 1" and a 1/4" hex shank diameter. Designed for durability and precision, these bits are individually packaged on cards for easy storage and handling. Whether you need a specific size or type, Way Tools a reliable solution for tamper-proof fastening needs. Model Number: 86807