Shaoyang Huawei Hardware Tools Co., Ltd.'s precision ratchet wrench set is engineered for tasks demanding accuracy, such as electronics repair or model building. Comprising miniature ratchet wrenches in metric/imperial sizes, each tool is made from stainless steel or hardened CR-V with fine-tooth gear systems (72+ teeth) for smooth, precise operation. Full heat treatment ensures strength without compromising precision, while anti-corrosion coatings protect delicate components. Ergonomic, compact handles allow control in tight spaces, and the sets come in organized cases with labeled compartments, making them essential for watchmakers, engineers, and hobbyists requiring meticulous fastener engagement.