Hardware Knowledge Base: "Ratchet Wrench"

A manual screw tightening tool, single-head, double-head, multi-action ratchet wrench (fixed hole). It is connected by the main plumbing sleeves of different sizes and by means of the bite and the male keys of the plum blossom sleeves through the hinged keys. Because a plum blossom sleeve has two sizes of plum-shaped through holes, it can be used for the tightness of two types of screws, thereby expanding the scope of use, saving raw materials and labor costs. The movable trigger can easily adjust the angle of use of the wrench. This type of wrench is used for the tightening operation of the screw and has the characteristics of strong applicability, convenient use and low cost.

Ratchet wrenches for railway type JB-I ratchet wrenches, commonly known as ratchet wrenches, track fast wrenches, JB-I ratchet wrenches commonly known as ratchet wrenches, track fast wrenches Features: JB-I ratchet wrenches commonly known as ratchet wrenches, track fast wrench with reciprocating Swing-type manual pull nut, can be loose, convenient and convenient, saving time and effort. JB-I ratchet wrenches are commonly called ratchet wrenches. The track quick wrench can meet the torque of the railway vertical bolts and is an ideal special tool for loosening the sleeper nuts. ISO9001: 2000 quality system certification unit. Second, JB-I ratchet wrenches, commonly known as ratchet wrenches, track fast wrench technical parameters: 1, the maximum torque: 70kN • m, 2, scope of application: M24 nut tightness.