Quality Material: Made of reliable chrome vanadium steel with mirror polished finish. Heat treated for maximum strength, ensuring wrench durability (NOTICE: Due to the unique 144-position ratchet design, the DURATECH EXTRA LONG RATCHET may not be fully compatible with sockets from other brands) Precise Ratchet: 144-position precise ratcheting mechanism only requires a 2.5 degree working swing arc, making it ideal for narrow and hard-to-reach spaces Flex Head Design: 180-Degree flex head allows operation in restricted spaces without moving the entire tool. Saves your time and offers high efficiency during work Extra long Handle: In the total length of 18 ", this wrench provides extra torque for your work. Contoured handle is solid and comfortable, designed to minimize fatigue during extended use Wide Application: Designed to work with and retain DURATECH low profile impact sockets. Whether working on a car engine or trying to reach a bolt in a tight spot, this tool is a must-have for home or professional use DURATECH Extra Long Flex Head Nano Socket Ratchet Wrench, 144-P, Double-Stacked Pawls, CR-V Steel, Compatible with 3/8" Drive Nano Sockets