wastage/addition

• What is the term for cutting and removing material from stock forms?

  Wastage
• What is the main characteristic of additive processes like 3D printing?

  They build up shapes without waste
• What is the marking out process in material preparation?

  • Marking the required shape onto stock material
  • Tools include:
  • Try square
  • Tape measure
  • Steel rule
• What must be done to materials before cutting?

  They need to be held or clamped
• What tools can be used to hold materials before cutting?

  A vice or clamp
• What are the types of tools used for cutting materials?

  • Hand tools:
  • Coping saw
  • Tenon saw
  • Hacksaw
  • Machinery:
  • Bandsaw
• What is the purpose of drilling in materials?

  To create a hole in the material
• What tools can be used for drilling holes?

  A hand drill or drill press
• What are jigs and formers used for in drilling?

  • Ensure holes are drilled in correct positions
• What is a pilot hole?

  A small diameter hole to guide a screw
• What is the purpose of a clearance hole?

  To allow a screw to fit without engaging
• What is a countersunk hole?

  A hole flared to receive a screwhead flush
• What is a counterbore hole?

  A flat-bottomed hole that enlarges another hole