Unit 1 Quiz 3

Identify the symbol

• Radius
• Diameter
• Depth
• Circles

Identify the symbol

• Radius
• Diameter
• Depth
• Circles

What does this symbol stand for?

• Diameter

• Depth

• Counterbore

• Countersink

What does this symbol represent?

• Depth

• Simple hole

• Counterbore hole

• Countersink hole

What type of hole is #2?

• Blind Counterbore

• Blind Countersink

• Through Counterbore

• Through Simple

What type of hole is #4?

• Blind Counterbore

• Blind Countersink

• Through Counterbore

• Through Simple

What is the correct hole notation for this hole?

• 
• 
• 
• 

What type of hole is typically used for a tapered screw to sit flush?

• Through/Thru

• Counterbore

• Countersink

• Tapped

If my hole is tapped with a note that reads 1/2-20 UNF what is the major diameter?

• 1/2

• 20

• UNF

• IDK

If my hole is tapped with a note that reads 1/2-20 UNF what is the threads per inch (TPI)?

• 1/2

• 20

• UNF

• IDK