3.5-inch T20 Torx driver bit featuring a 1/4-inch hex shank for compatibility with standard impact drivers and drills

Loctite 271 is a high-strength, red anaerobic threadlocker designed for permanent locking and sealing of threaded fasteners—even on oil-contaminated surfaces. This industrial-grade formula resists vibration, heat, and corrosion in demanding applications. Supplied in a convenient 1.69 fluid ounce bottle.