What does line E Represent?

Dimension Line
What is used to create a pilot hole?
Centerdrill
Removing material from an object by drilling, milling, and turning.
Machining
What does hole B represent?
Thru Hole
Safety glasses should be worn ____________.
at all times
What does line F represent?
Hidden Line
What is using to create a chamfer on the inside of a hole?
Countersink
A device that holds objects together such as bolts, screws, and rivets
Fasteners
What does hole A represent?
Countersink
What is the safest tool to use to remove chips from a machine?
A brush
What does line C represent?
Extension Line
What is used to create internal threads?
Tap
Multiple parts are put together to make another part
Assembly
What does hole D represent?
Blind Hole
When working on the engine lathe, avoid wearing ___________.
Jewerly/Loose clothing
What does line B Represent?

Object Line
What is the correct order of operations to create a tapped hole?
1. Centerdrill
2. Drill
3. Countersink
4. Tap
Cutting bar stock to size to begin machining a part
Rough Cut
What does hole C represent?
Tapped Hole
Always stop a machine before making ________________ and measurements
adjustments
What does line D represent?
Leader Line
What is used to create external threads?
Die
We used this vertical tool to layout our drill press projects
Surface Height Gauge
What does hole E represent?
Counterbore
Combustible materials are materials that ______________ .
are capable of burning