plunger hole
31Baler — This article describes the farm machinery. For the municipality in Aurora, Philippines, see Baler, Aurora. A baler is a piece of farm machinery that is used to compress a cut and raked crop (such as hay or straw) into bales and bind the bales… …
32Needle remover — a wall mounted sharps container Needle removers are devices that physically remove a needle from a syringe. In developing countries, there is still a need for improvements in needle safety in hospital settings as most of the needle removal… …
33Cleko — A cleko, also spelled cleco, is a fastener developed by the Cleveland Pneumatic Tool Company. Widely used in the manufacture and repair of aluminum skinned aircraft, it is used to temporarily fasten multiple sheets of material together before the …
34Drill — For other uses, see Drill (disambiguation). Drill scheme A drill or drill motor is a tool fitted with a cutting tool attachment or driving tool attachment, usually a drill bit or driver bit, used for drilling holes in various materials or… …
35Concrete saw — A concrete saw being readied for use. The man in the background is preparing the hose to deliver water to cool the saw, whilst the operator is moving the saw to the required position. A substantial engine powers the unit …
36Jig (tool) — In metalworking and woodworking, a jig is a type of tool used to control the location and/or motion of another tool. A jig s primary purpose is to provide repeatability, accuracy, and interchangeability in the manufacturing of products.[1] A jig… …
37Hand grenade — M67 fragmentation grenade, a widely used modern hand grenade. A hand grenade is any small bomb that can be thrown by hand. Hand grenades are classified into three categories, explosive grenades, chemical and gas grenades.[1] Explosive grenades… …
38Fire hydrant — in Charlottesville, Virginia, USA A fire hydrant (also known colloquially as a fire plug in the United States or as a johnny pump in New York City, because the firemen of the late 19th century were called Johnnies[ …
39Die casting — An engine block with aluminium and magnesium die castings. Die casting is a metal casting process that is characterized by forcing molten metal under high pressure into a mold cavity. The mold cavity is created using two hardened tool steel dies… …
40Nail gun — Pneumatic nail gun in use A nail gun, nailgun or nailer is a type of tool used to drive nails into wood or some other kind of material. It is usually driven by electromagnetism, compressed air (pneumatic), highly flammable gases such as butane or …
