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