According to the function of hydraulic grapple for excavator, it can be divided into: mechanical gripper, 360° rotary hydraulic gripper;

According to the number of teeth of hydraulic grapple for excavator：it is divided into two-tooth, five-tooth and seven-tooth grippers. It is widely used in special operations such as sugarcane, wood, stone, material handling and loading and unloading, garbage grabbing, and waste metal processing.

According to the shape, the grab can be divided into shell-shaped grab and multi-lobed grab, the former is composed of two complete buckets, and the latter is composed of three or more jaw plates.

According to the driving method, it can be divided into two categories: hydraulic grab and mechanical grab. It is especially suitable for foundation pit excavation, deep pit excavation and loading of mud, sand, coal and gravel, and loading and unloading of ships, trains and automobiles.