24 Questions
What is the advantage of a ratcheting box end wrench compared to a standard box end wrench?
It needs as little as 5 degrees to move the fastener
What type of fasteners can a ratcheting box end wrench fit?
6-point, 12-point, and square fasteners
What is an Allen wrench used for?
For fastening or loosening alien set screws
What is important for proper tool care?
Regular inspection and replacement of damaged tools
What is a key aspect of good housekeeping?
Properly storing tools after use
What is the purpose of a screwdriver?
To exert a turning force on screws and other slotted fasteners
What is an important aspect of safe tool use?
Using the right tool and size for the job
What does OPITO outcome K 1.7 cover?
Types, uses, and care of screwdrivers
What is the purpose of countersinking?
To install a counter head screw
What type of drill is used for counterboring?
Counter boring drill
What is the characteristic of a step drill?
It has a descending ladder-like appearance
What type of material is a masonry bit used for?
Brick, stone, and concrete
What is the purpose of a brad point on a wood brad point drill bit?
To ensure accurate positioning
What is the characteristic of a wood brad point drill bit?
It has a pointed tip
Why do masonry bits need to be replaced regularly?
They wear out quickly
What is the benefit of using a step drill?
It can drill holes of different diameters
What is the primary purpose of the shape of a screwdriver handle?
To give a good grip for turning
What is the benefit of a screwdriver handle with a greater diameter?
It provides more leverage
What type of screwdriver is powered by electricity or a battery?
Powered Screwdriver
What is the primary function of a ratchet screwdriver?
To make turning the screw simple and repetitive in one direction
What type of screwdriver is often used by mechanics to loosen larger screws, bolts, and nuts?
Impact Screwdriver
What is the primary feature of a magnetic screwdriver?
It has a magnetized tip
What is the primary advantage of using a screwdriver?
It can be used for both mechanical and electrical work
What is the primary design feature of a manual screwdriver?
A thick handle and a cylindrical rod
Study Notes
Fastening and Removing Tools
- Ratcheting box end wrenches need as little as 5-Degrees to move a fastener, compared to 30 degrees for standard box end wrenches.
- They have excellent torque capabilities to break a stubborn, rusted fastener and fit multiple types of fasteners, including 6-point, 12-point, and square.
Ratchets
- Ratchets have a drive switch.
Allen Wrenches
- An Allen wrench is an "L" shaped piece of hexagonal tool steel used for fastening or loosening Allen set screws.
- They have an Across Flat (AF) measurement.
HSE Care and Proper Use of Tools
- Good housekeeping, proper PPE, and proper tool selection for the job at hand are essential for HSE.
- Tool condition and maintenance involve regular inspections and replacing damaged tools.
- Tools should be stored properly after use and cleaning.
- Proper use of tools involves using the right tool and size for the job and using the correct method.
Screwdrivers
- Screwdrivers are fastening tools designed for exerting a turning force required to insert or remove screws and other slotted fasteners.
- Types of screwdrivers include standard, stubby, and offset screwdrivers.
Screwdriver Designs
- Manual screwdrivers have a thick handle and a cylindrical rod.
- Powered screwdrivers are powered by electricity or a battery and can be powered by power drills with multi-bit screwdrivers.
- Ratcheting screwdrivers feature an internal ball-bearing mechanism that makes turning the screw simple and repetitive in one direction.
- Impact screwdrivers deliver a strong, sudden rotational force and forward thrust, often used by mechanics to loosen larger screws, bolts, and nuts.
- Magnetic screwdrivers have a magnetized tip, making it simpler to install or remove screws.
Cutting Tools
- Twist drill bits are used for drilling holes in various materials.
- Types of drill bits include:
- Step drill: used for drilling holes in sheet metal.
- Masonry bit: used for drilling holes in brick, stone, and concrete.
- Wood Brad Point Drill Bit: used for woodworks, has a pointed tip to ensure accurate positioning.
Countersinking Drill
- Countersinking is done by drilling holes at a 60° or 82° angle.
Counter Boring Drill
- Counterboring is done with a drill bit specifically designed for Allen screws.
Learn about different types of fastening tools, including ratchet wrenches, and their applications in removing and fastening stubborn or rusted fasteners.
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