taper screw thread
51Millwright — A millwright is a craftsman or tradesman engaged with the construction and maintenance of machinery. Early millwrights were specialist carpenters who erected machines used in agriculture, food processing and processing lumber and paper. In the… …
52Mandrel — For other uses, see Mandrel (disambiguation). Not to be confused with Mandrill (the primate species). Old shop made mandrel for turning hollow objects on an engine lathe …
53Metalworking terminology — This article is a list of terms commonly used in the practice of metalworking. Contents 1 Processes 1.1 Casting 1.2 Forge work 1.3 Heat treating …
54Tool and die maker — Not to be confused with tap and die. Tool and die makers are workers in the manufacturing industry who make jigs, fixtures, dies, molds, machine tools, cutting tools (such as milling cutters and form tools), gauges, and other tools used in… …
55Tap (valve) — Spigot and faucet redirect here. For other uses, see Spigot (disambiguation). A valve tap is a noise made by the valves of internal combustion engines; see Poppet valve > Internal combustion engine. Indoor Tap commonly found in the bathroom or …
56Magnetic base — as used in the engineering metaltrades. Fixed magnetic base with sna …
57Grinding wheel — Grinding wheels A grinding wheel is an expendab …
58Marking gauge — Stanley and Veritas marking gauges A marking gauge, also known as a scratch gauge,[1] is used in woodworking and metalworking to mark out lines for cutting or other operations.[2] …
59Metalworking hand tool — Metalworking hand tools are hand tools that are used in the metalworking field. Hand tools are powered solely by the operator. Contents 1 Slapper 2 Spoon 3 Dollies 4 Forming bags …
60Cold saw — A 185 mm (7.3 in) hand held cold saw A cold saw bl …
