Fast, Safe and effective locking bolts, uniform force, not easy to slip, will not fall down, easy installation and disassembly Make of Spring steel, rusts and resistant, Enduring and not easy to break Suitable for machinery, tractors, farm equipment, engines, trucks, car, and garden equipment It give fast and secure hold for bolts, and remove Insert the Pins into hole directly and it can locking bolts fast and effectively, Manufacturer: Tsophreniq