An open end wrench has a single movable jaw to enable a ratcheting action. The movable jaw has an arcuate stem guided in an arcuate slot in the wrench body to enable spring retraction of the movable jaw to allow rotation of the jaws past the corners of a hex fastener in the reverse ...
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ratcheting box-end wrench A. 套筒开口扳手 B. 棘轮开口扳手 C. 套筒梅花扳手 D. 棘轮梅花扳手 如何将EXCEL生成题库手机刷题 如何制作自己的在线小题库 > 手机使用 分享 反馈 收藏 举报 参考答案: D 复制 纠错举一反三 胺具有碱性,易与核酸、蛋白质的酸性基团起反应,易与酶发生作用。胺类化学物按其...
A ratcheting open end wrench is designed to be employed in close places to remove nuts and bolts. Primarily, it consists of a handle having a fixed jaw and a pivotal jaw, and the pivotal jaw is provided with an attached arm with a spur that engages with a lip of the handle to prevent...
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An open end wrench having two heads each of which provides ratchet action, each of which accepts fasteners of different nominal sizes, and each of which imposes torque on the fastener only on flat facets and not at apices between adjacent facets. Each head has a first jaw bearing a convex ...
Ergonomic with Metal Plate Jaw and Colour Coding Usage and Purpose: Versatile for a Wide Range of Applications Performance and Property: Durable, Efficient, and User-Friendly **Premium Quality and Versatility** The Wera Tools Ratcheting Combination Wrenches 4 Piece Open Box End Wrench Set is a te...
A ratcheting open-ended wrench has a movable jaw pivotally attached to a fixed jaw. The jaws define an opening capable of receiving the hexagonal head of a fastener such as a nut, bolt, hose fitting o
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