Tools and Machines

Stuarts Draft High SchoolTechnology Education

Department

Slide 2

Hack Saw Used to cut metal

Slide 3

Twist bit- Designed to drill

holes in wood and metal.

If you use it to drill metal, make sure to lubricate it with machine oil and cut with slower speed.

Slide 4

Slip-joint pliers Increases the grip

upon a object The jaw size can

be expanded by slipping the pivot into different positions.

Slide 5

C-clamp Good for small

jobs and when holding objects in a localized area.

Slide 6

File Card Cleans debris

from files and rasps.

Slide 7

Block Plane Used to smooth

the surface of small pieces of wood.

Slide 8

Hand-screw clamp Clamps without

marring. Perfect for odd-shaped

assemblies; will even clamp round objects.

Each jaw works independently, allowing the jaws to angle toward or away from each other.

Slide 9

Mallet Used to hammer

without marring. The head is

typically made of rubber or rawhide (leather).

Slide 10

Hand saw Used to cut

straight lines in wood stock.

A crosscut saw cuts across the grain of wood.

A rip saw cuts with the grain of wood.

Stock is material in its native form.

Slide 11

Sliding T-bevel Used for checking

and transferring angles.

The blade pivots and can be locked to match any angle.

Slide 12

File & Rasp Files are used to

smooth the edge of wood or metal.

A rasp shapes wood rapidly by removing larger amounts of material.

Slide 13

Claw hammer The most commonly

used hammer. Curved claw provides

leverage for pulling nails. The face may be flat, bell-shaped, or checkered.

For most work, a 13 or 16-ounce head weight is appropriate.

Slide 14

Straight & Phillips head screwdriver

Screwdrivers come in many different lengths, widths, and colors.

The straight screwdriver is used to insert or remove slotted fasteners.

The Phillips head screwdriver is used to insert or remove Phillips head fasteners.

Slide 15

Wood Chisel Used to cut

grooves and/or slots in wood.

Slide 16

Combination square Used to check and

layout 90° and 45° angles

The handle slides on the blade so that it can be used as a depth gauge to mark equal distances.

A spirit level in the handle can be used to check level and plumb.

Slide 17

Carpenter's level Used to check

level and plumb. Digital models are also available.

Standard lengths are 24" and 48".

Slide 18

Auger Bit Special bit used to

drill holes in wood. It has a tang and

is only used in a brace.

This pyramid shaped end is called the tang.

Slide 19

Try square The most common

woodworking square for laying out and checking 90° angles.

It can be used to test a surface for levelness and squareness.

Used most often to make lines across the face or edge of stock.

Slide 20

Long-nose or needle-nose pliers

Used to hold a small object, especially in electrical work.

Sometimes they have a wire cutter on the side for cutting small-gauge wire.

Slide 21

Nail set- Conceals the

heads of finishing nails by driving them below the surface of the wood.

Slide 22

Center Punch Used to indent

the surface of wood or metal to help a drill bit start drilling at the proper place.

Slide 23

Coping Saw Used to cut

curves or irregular lines in wood.

Slide 24

Calipers For very accurate

measurements or layouts.

Calipers are available for outside and inside measurements.

Outside CaliberInside Caliber

Slide 25

Brace Bores larger holes

in wood by hand. Special bits that

have a “tang” on their end must be used in the brace.

Slide 26

Spade bit- Drills holes in wood

only. The long point makes

it easy to locate the hole.

Feed the drill at a slow speed as it enters the wood.

If you don’t use scrap wood as a backer board, it will leave a splintered exit hole.

Slide 27

Scratch awl Used instead of a

pencil to make fine layout lines, especially on metal.

It can also be used to make small holes for starting drill bits, nails, or screws in wood.

Slide 28

Backsaw A fine-tooth

crosscut saw with a heavy metal band across the back to strengthen and stiffen the blade.

It is used to make fine cuts and is often used in a miter box.

Slide 29

Bar Clamp Used to clamp

wood edge to edge when gluing stock together.

Slide 30

Surform Tool Used to shape

wood.

Slide 31

Spoke Shave Used to shape

wood with rounded surfaces.

Slide 32

Carpenters Square Used to frame

houses and layout roof rafters.