ALL NOTES HELPER W/TOOLS

Ball Peen Hammer

A hammer with a rounded end opposite the flat striking face, commonly used in metalworking for shaping metal and peening rivets.

Box-End Wrench

A wrench with a closed loop (box) that fits over the nut or bolt head, providing a strong grip, often used in tight spaces.

6 Point Wrench

A wrench with six sides that provides a better grip on a nut or bolt, especially if it begins to round off.

Open End Wrench

A wrench with two open jaws that fit onto the flats of a nut or bolt, ideal for tight spaces.

Hexagon Shape

The shape of a bolt head or nut, characterized by having six sides.

Lock Washers

Used under a nut to prevent it from backing off prematurely.

Mushroomed Tool Head

Refers to the head of a punch or chisel that has become deformed after use, indicating it needs to be ground smooth.

Chuck

The part of a drill motor that holds the drill bit.

Hacksaw Blade Orientation

When changing a hacksaw blade, the teeth should point toward the front of the saw for effective cutting.

Soft Jaw Vise

A vise designed to prevent marring the job's surface.

1/4" Bolt

Requires a 7/16" wrench for removal.

Castle Nut

A nut that has a cotter key holding it in place.

Thermostats

Devices that hold coolant in the engine block when cold and regulate coolant flow through the radiator.

Engine Coolant Flow

Circulates through the radiator from top to bottom, maintained under pressure to prevent boiling.

Tap and Die Set

A tool kit used to create or repair screw threads on cylindrical objects.

Slip-Joint Pliers

Pliers with adjustable pivot that allows jaws to open to different widths, ideal for gripping and turning various sizes of objects.

Voltage of Batteries

Standard voltage of batteries is 1.5 volts for all types.

Air Compressor Governor

Controls the operation of an air compressor by turning it on or off at specified pressure levels.

Laminated Glass

Type of glass used in windshields for safety and structural integrity.

Maintenance of Tools

Involves using degreasers, soapy water, and lubricants to keep tools clean and functional.

Resistance Measurement

Resistances are measured with an ohmmeter.

Amperage

The current in an electrical circuit, measured with an ammeter.

Firing Order for Six Cylinder Engine

The sequence in which cylinders fire, which is 153624.

Wrench for Plumbing

A basin wrench is commonly used for plumbing tasks.

Batteries in Buses

Positive hot and negative ground configuration.

Cooling System Pressure

Engine coolant is kept under pressure to prevent boiling.

Hacksaw Usage

Do not apply pressure while pulling back; pressure should only be applied on the forward stroke.