Ratchet wrench power for principle: for narrow or difficult to rotate close to the place where the bolt or nut ratchet wrench, and operating rod end can be rotated to connect. Included: weights in the rear of said operating rod collision with the rear block weights weights bearing parts. Moreover, the operating rod can both carry part of the front weights rear weights but also has some bearing. Ratchet lever is connected to the weights, weights along the length direction of the joystick sliding weights in front of said operating rod block weights collide with the front weights bearing parts.
襄陽德而尼自動化設備有限公司(Xiangyang German and Nepalese Automation Equipment Co., Ltd. points.)銷售棘輪扳手,品牌包括力,瑪他多,吉多瑞,世達等。