Twist Drills

What is the name of this ?

• Drill

• Twist

• Twist drill

• Shank

What are the two types of twist drills ?

• Parallel twist - Shank twish

• Paralle twist - Tapered twist

• Tapered twist - tang twist

• Flute twist - parallel twist

What is the purpose of using a drill gauge?

• To measure drill speed

• To measure drill temperature

• To measure drill diameter

• To measure drill hardness

When using a tapered twist drill, what component is essential for mounting?

• 
• 
• 

in the photo they are using what type of measurement tool ?

• Micrometer

• Ruler

• Vernier Caliper

why we do use the measuring tool in the photo ? ( for what purpose )

• Measuring the length of the twist drill

• Measuring the depth of the twist drill

• Measuring the diameter of the twist drill

• Measuring the flute of the twist drill

What problem can occur if the twist drill's point angle is incorrect?

• The drill will cut too quickly

• The drill will become too hot

• The hole will be undersized

• The hole will be inaccurate

Why Do we need to use this tool for the twist drill ?

• to measure the length of the twist drill

• to measure the point angle of the twist drill

• to measure the flute of the twist drill

Which safety equipment is NOT safe when using a twist drill?

• Safety glasses

• Steel-toed boots

• Loose clothing

• Work gloves

Which tool is most appropriate for measuring the diameter of a twist drill?

• Tape measure

• Protractor

• Vernier caliper

• Ruler