Tools and Machines

Question 1

Device used in a workshop to keep a workpiece steady

Answer 1

(bench) vice

Question 2

hand tool used to tighten or loosen screws where there is an hexagonal hole in the head (‘Allen screws’)

Answer 2

Allen key

Question 3

Power tool which consists of a metal disc or blade – with or without teeth on the edge and electric motor which causes the disc to spin in order to cut different materials.

Answer 3

circular saw

Question 4

hand tool which can be used for various purposes (e.g. maintaining elements, removing the jacket of a cable)

Answer 4

combination pliers

Question 5

hand tool used to check gaps between items for example checking the valve gaps in an engine

Answer 5

feeler gauge

Question 6

a thin, flat or rounded metal tool with rough surface for rubbing wooden or metal objects to make them smoother to change their shape

Answer 6

file

Question 7

a rule composed of light strips (usually made of wood), connected by rivets so as to be foldable, when it is not used anymore

Answer 7

folding rule

Question 8

hand tool which is used to knock in nails.

The front part of some hammers (e.g. hammers for carpenters) looks like a fork in order to remove nails as well

Answer 8

hammer

Question 9

tool used for cutting arbitrary curves, such as stencilled designs or other custom shapes, into a piece of wood, metal, or other material

Answer 9

jig saw

Question 10

a precision instrument for measuring short lenghts or thickness. The spindle is moved by a finely threaded screw

Answer 10

micrometre

Question 11

Hand tool which must be combined to sockets to turn bolts and nuts when you can reach them from the face

Answer 11

ratchet

Question 12

tool with which you place rivets

Answer 12

riveting tongue

Question 13

power tool used to do the finishing e.g. polishing of workpieces

Answer 13

sander

Question 14

hand tool which is used to turn screws of different kinds e.g. flat screwdriver, Philips

Answer 14

screwdriver

Question 15

hand tool which can be used to shorten wires

Answer 15

side cutter

Question 16

instrument designed to indicate whether a surface is horizontal (level) or vertical (plumb).

Answer 16

spirit level /bubble level

Question 17

a device which measures the strain i.e. the force acting on an ob- ject or machine element for example by measuring a change in length of it. Its principle is mechanical or thermal

Answer 17

strain gauge

Question 18

a long, thin piece of plastic or metal that is marked with units of length (inches or centimetres), which is used for measuring things

Answer 18

tape measure

Question 19

a measuring device that consists of a main scale with a fixed jaw and a sliding jaw with an attached vernier, which alloys to measure short lenghts very precise

Answer 19

Vernier Caliper