Made of 1/16" thick hardened aluminum for use with both drafting instruments and cutting tools.  Graduated in 8ths along the leading edge up to 24".  Overall length: 23".

Calibrated in inches, easily read measurements are on one edge on each side of the 24" curve.

A variety of the most popular full-size curves, conveniently packaged in a corrugated box for individual or classroom use. Each curve is molded of smoke grey-tinted 0.08" thick styrene plastic with double inking edges. Also available individually.

Contains four popular curves from 5¼" to 12½", each molded of smoke grey-tinted 0.08" thick styrene plastic with double inking edges.  Packaged in protective vinyl case.  Also sold individually.

The classic french curve No. 17 is beautifully captured in this Lance® curve. The rigid plastic is slightly tinted for easy visibility on white surfaces and strategically placed positioning holes help make it easier to use. Approximately 9" long.

A variety of the most popular full-size curves, conveniently packaged in a corrugated box for individual or classroom use. Each curve is molded of smoke grey-tinted 0.08" thick styrene plastic with double inking edges. Also available individually.

A variety of the most popular full-size curves, conveniently packaged in a corrugated box for individual or classroom use. Each curve is molded of smoke grey-tinted 0.08" thick styrene plastic with double inking edges. Also available individually.

A variety of the most popular full-size curves, conveniently packaged in a corrugated box for individual or classroom use. Each curve is molded of smoke grey-tinted 0.08" thick styrene plastic with double inking edges. Also available individually.

A variety of the most popular full-size curves, conveniently packaged in a corrugated box for individual or classroom use. Each curve is molded of smoke grey-tinted 0.08" thick styrene plastic with double inking edges. Also available individually.

A variety of the most popular full-size curves, conveniently packaged in a corrugated box for individual or classroom use. Each curve is molded of smoke grey-tinted 0.08" thick styrene plastic with double inking edges. Also available individually.

A variety of the most popular full-size curves, conveniently packaged in a corrugated box for individual or classroom use. Each curve is molded of smoke grey-tinted 0.08" thick styrene plastic with double inking edges. Also available individually.

Curves molded of green tinted 0.09" thick styrene plastic.  Convenient, reusable storage envelope. Sizes 5½", 6½" and 12½".  Packaged 12 sets/box.

Hand-finished curves machined from first quality 0.060" clear acrylic, cut to the formula: R = 57.30/angle. Maximum curve length is 18" and width is 1½". Imprinted with the arc in degrees and minutes, the scale and the radius in hundredths of an inch. Scale is 1" = 100’. Packaged in an attractive polished hardwood case with label identification.

The same quality features as No. 2003, but with radius marked in inches. Curves from 3" to 200" radius. Can be used in railroad and highway curve applications. Packaged in a polished hardwood case.

Machine finished from first quality 0.060" clear acrylic. From 0°15" to 20,000" radius, maximum curve length is 18" and width is 1½". Imprinted with the arc in degrees and minutes, the scale, and the radius in hundredths of an inch. Radial line imprinted to indicate the exact point of tangency. Scale is 1" = 100’. Guaranteed to be within ±.010" of the true arc. Packaged in an attractive hardwood case with label identification.

Features a set of six ship curves made of clear 0.060" plastic with finished edges.  Sizes range from 6½" to 24". Packaged in a paper envelope.