Squares and Levels

Framing Square

Framing Square AKA Carpenters Square

Used for measuring right angles

Most common use is for stairs and rafters

Plumb Square AKA Speed Square

Commonly used for roofing, cabinets, door and window frames

Two inner scales are for establishing cutline's for rafters

3-4-5 triangle

Combination Square Most commonly used in wood

working, masonry, and metal working

Used to check and layout right and 45 degree angles

Measures flatness

T-Square Technical drawing instrument used by

draftsmen

Made of aluminum

Used to cut and measure drywall

Laser Square Verifying elevations of foundations

Structural framework

Establishing proper drainage Determining the correct elevation for floors

Establishing the height of doors and windows

Types of Spirit Levels I-Beam Level

Box Beam Level

Torpedo Level

I-Beam Level Made out of aluminum

Are field serviceable

Used by contractors, drywall, ect

Magnetic pieces built into frame, usually have more significance in strength

Box Beam Level Solid pieces of acrylic that are

machine set into the box level frame at a high degree of accuracy

Highest level of accuracy is 0.5mm in all level positions

More sturdy and rigid in its build

Torpedo Level AKA Boat Level

Used in small and tight spaces

Magnetic strip on bottom

Measures degrees and flatness

Line Level Projects a straight line on a wall, floor

or ceiling

Most commonly used for framing pictures

Used for measuring lines for painting

Quiz