tools for measurements

• engineer square

  
• bench vise - a vise having a movable jaw that is supported by a bench

  
• files

  
• coping saw - used to cut through material that is too thick for a hacksaw

  
• hacksaw handle

  
• marking gauge

  
• mallet

  
• engineer ruler - used to measure the length of a line or a straight edge

  
• vernier calipers

  
• outside micrometer

  
• engineer scribers

  
• gauge feelers - used to measure the thickness of a metal sheet or strip

  
• gauges radius

  
• gauges switch pitch

  
• gauges surface

  
• Zeus chart

  
• gauge blocks - used to measure the length of a wire or a piece of metal.

  
• What do vernier callipers do?

  They can measure external and internal dimensions, along with the depth of an object inside.
• How accurate are vernier callipers?

  0.01mm
• What are the different kind of micrometers and what do they measure?

  Inside micrometer - measures internal dimensions

  Outside micrometers - measures external dimensions

  Depth micrometers - measures the depth of holes and bores
• What do angle gauges do?

  It provides a template for measuring angles between different lines or surfaces.
• What do slip gauges measure?

  They measure gaps or spaces between parts through thr use of machined blocks
• What do go/no-go gauges measure?

  They are used to check the lower (go) and the upper(no-go) tolerance limits
• What does DTI stand for?

  Dial test indicators
• What do DTIs measure?

  They are used to measure the flatness and roundness
• What dies CMM stand for?

  Coordinate measuring machine
• What do CMM measure?

  It measures the three-dimensional geometry of an object
• What tool is used to measure electrical quantities?

  Multimeter
• What can multimeter measure?

  • Voltage(volts)
  • Current(amps)
  • Resistance(ohms)
• Some multimeter can also check for continuity in a circuit