Understanding Portable Power Drills

What is the primary difference between a corded and a cordless power drill?

• Corded drills are generally lighter than cordless drills.

• Cordless drills require a power outlet to operate.

• Corded drills have a constant power supply, while cordless drills rely on battery power.

• Cordless drills are always more powerful than corded drills.

Draw a flat drill bit:

Which drill bit is most appropriate for drilling into concrete?

• Wood bit

• Masonry bit

• Metal bit

• Spade bit

What is the primary use of an impact driver?

• Drilling large holes in wood

• Driving screws and bolts

• Sanding surfaces

• Mixing paint

What is the advantage of using a variable speed drill?

• It is lighter than fixed speed drills.

• It allows for more precise control over drilling speed.

• It is more powerful than fixed speed drills.

• It requires less maintenance.

Match the names with the pictures:

• SDS dill bit

• 
• Auger drill bit

• 
• Twisted drill bit

• 
• Flat drill bit

• 

What is the purpose of a clutch on a cordless drill?

• To increase the drill's speed

• To prevent over-tightening of screws

• To reduce the drill's weight

• To enhance battery life

What is the recommended action if you notice sparks coming from the drill motor?

• Continue using the drill

• Stop using the drill immediately and inspect it

• Increase the drill speed

• Use the drill in a well-ventilated area

What is the difference between a percussion drill and a rotary impact drill?

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What is the typical voltage range for a cordless drill used in household applications?

• 5-10 volts

• 12-18 volts

• 25-30 volts

• 35-40 volts