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Rotary tool - Quiz
Contributed by: Coles
  • 1. What is the primary material die grinders are typically used for?
A) Concrete
B) Metal
C) Glass
D) Ceramic
  • 2. Which version of the tool is typically pneumatically driven and heavy-duty?
A) Die grinder
B) Flexible shaft tool
C) Rotary tool
D) Electric drill
  • 3. What component holds the cutter to provide necessary concentricity for high-RPM use?
A) Piston
B) Collet
C) Clutch
D) Mandrel
  • 4. What is another common name for a burr used in a rotary tool?
A) Buffing wheel
B) Lapping disc
C) Grinding stone
D) Rotary file
  • 5. Which tool name is typically associated with electric, lighter-duty versions?
A) Pneumatic die grinder
B) Rotary tool
C) Industrial lathe
D) Stationary milling machine
  • 6. What is used to hold sandpaper in sanding applications?
A) Expanding rubber mandrel
B) Steel collet
C) Suction cup
D) Magnetic base
  • 7. Where does the name 'die grinder' originate?
A) Automotive manufacturing
B) Tool and die work
C) Woodworking industries
D) Dental surgery
  • 8. Which item is used to hold polishing compound during a buffing task?
A) Small drill bits
B) Mounted stones
C) Cloth or fiber wheels
D) Steel endmills
  • 9. What provides the majority of contouring for die and mold interior surfaces today?
A) CNC
B) Handheld die grinders
C) Sandblasting
D) Manual filing
  • 10. What type of abrasive cut-off wheel works like a saw blade but uses abrasive cutting?
A) Metal shear
B) Diamond-tipped saw
C) Band saw
D) Small abrasive cut-off wheels
  • 11. Besides metal, what other materials are commonly worked on by rotary tools?
A) Liquid silicone
B) Hardened diamond
C) Wood or plastic
D) Volcanic rock
  • 12. Which profession might use a die grinder for sheet metal work?
A) Software engineers
B) Graphic designers
C) Gardeners
D) Auto body workers
  • 13. What is the function of lapping compound in rotary tool use?
A) Embed it into a mounted lap
B) Prevent rust
C) Lubricate the motor
D) Cool the metal surface
  • 14. Which version of the tool is capable of using a flexible shaft drive?
A) Rotary tool or die grinder
B) Stationary bench grinder
C) Impact driver
D) Pistol-grip drill
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