Placed at the ends of dimension lines to show the limits of the dimension.
The distance from one side of a circle through the center to the opposite side.
Lettering or text on a drawing defining object sizes and locations.
Thin solid line with arrowheads on each end used to show the extent and direction of the dimension.
Thin solid line drawn perpendicular to dimension lines indicating the feature dimensioned.
Thin solid line with an arrow used to indicate the location of notes or dimensions.
The distance from the center to a point on the circumference of a circle or arc.
The amount a dimension is allowed to vary (change). The difference between the minimum and maximum sizes.
Indicate the need for machining and are intended for workers in the machine shop.
System of dimensioning where all dimensions are placed parallel to the dimension lines and read from the bottom or right side.
System of dimensioning where all dimensions are placed horizontally and read from the bottom.
A number which indicates the division of one number by the other. Consists of a numerator and denominator.
Number used when precision sizes and accuracy is required. Expressed in tenths, hundredths. . .of an inch.
A type of incline that looks like the corner has been cut off.
A type of incline where the entire side is an incline.
Holes drilled for cone-shaped heads.
Holes machined to larger diameter to form a recess to receive a bolt or screw head below the surface.
Type of dimensioning that gives the overall sizes using dimension and extension lines.
Type of dimensioning where the given dimensions originate from centerlines.
The extreme permissible dimension resulting from the application of a tolerance.
Statements that give information which cannot be transmitted by views and dimensions.
Statement that applies to the entire drawing and doesn't require a leader.
Statement that applies to a certain feature and usually requires a leader.
Method of dimensioning with both inch and metric units.
Placing several dimensions in a straight line along an object to describe successive features.
An exact point, axis, plane or surface from which features of a part are located (point of reference).