Self Locking Design: Adjustable torsion wrench adopt self locking mechanism to prevent accidental slipping, ensuring reliable torsion efficiency. Crab shaped ratchet mechanism is ideal for pipeline and automotive repairs in tight spaces. Robust Construction: Self adjusting crowfoot wrench is made of high density forged alloy, 30% harder for longer lifespan in heavy duty tasks like pipes or mechanical adjustments. Cr V steel structure ensures durability. Versatile Companion for Workshops: This action wrench is precisely compatible with various nuts, great for quick grip in repair workshops, simplifying maintenance and assembly operations. Enhanced Joint Durability: Heat treated joint structure of adjustable torsion wrench eliminates stress points, providing reliable high torsion stability for hard tasks and minimizing wear from prolonged use. Portable Design: This small action open end wrench is lightweight and easy to carry, perfect for quick repairs or adjustments in tight spaces, especially handy for convenient operations., Manufacturer: Jelquix