1. Made with chrome vanadium steel forging, corrosion-resistant polished chrome-plated finish, high torque and good wear resistance, durable to use.2. The sliding bar can be adjusted to "T" or "L" shaped handle for greater leverage and torque.3. The end is chamfered to slide easily into the fastener, reducing wear on the wrench and fastener head.4. The versatile long/short arm design provides extra reach at one end and additional leverage at the other end.5. Designed with notches at both ends of the slide bar to prevent falling off.6. Widely used to remove and install socket cap screws found in towel bar, door handle, assembling furniture, equipment, and more.Specification:Standard: MetricSize: 12mmLong Arm Length: 282mm / 11-inchShort Arm Length: 158mm / 6.