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C-Thru
10" 30/60/90 Triangle
These triangles are molded of clear plastic with highly legible black markings. They feature both inch and metric calibrations, an inking edge, a beveled edge, and a center cutout.
View More Info$3.15Add to cart
12" S/S Cork Back Ruler
Flexible stainless steel ruler is calibrated in inches and millimeters. Features include a rubberized, skid resistant, cork backing and rounded corners for safety.
View More Info$3.83Add to cart
14" Wooden Dusting Brush
Removers fibers, dust and eraser bits from drawings without leaving smudges. 2" long fine quality horse-hair bristles are set in a lacquered wood handle with a hang hole.
View More Info$4.95Add to cart
15" Black Parallel Rule
Transparent plastic rules allow for easier reading of charts while plotting. Non-skid pads and non-magnetic, corrosion resistant metal parts compliment the design. Parallel rules can be molded in black upon request. Available in: Clear & Black
View More Info$10.35Add to cart
18" Black Parallel Rule
Transparent plastic rules allow for easier reading of charts while plotting. Non-skid pads and non-magnetic, corrosion resistant metal parts compliment the design. Parallel rules can be molded in black upon request. Available in: Clear & Black
View More Info$11.48Add to cart
18" Clear Parallel Rule
Transparent plastic rules allow for easier reading of charts while plotting. Non-skid pads and non-magnetic, corrosion resistant metal parts compliment the design. Parallel rules can be molded in black upon request. Available in: Clear & Black
View More Info$11.48Add to cart
24" Black Parallel Rule
Transparent plastic rules allow for easier reading of charts while plotting. Non-skid pads and non-magnetic, corrosion resistant metal parts compliment the design. Parallel rules can be molded in black upon request. Available in: Clear & Black
View More Info$16.65Add to cart
24" Clear Parallel Rule
Transparent plastic rules allow for easier reading of charts while plotting. Non-skid pads and non-magnetic, corrosion resistant metal parts compliment the design. Parallel rules can be molded in black upon request. Available in: Clear & Black
View More Info$16.65Add to cart
24" S/S Cork Back Ruler
Flexible stainless steel ruler is calibrated in inches and millimeters. Features include a rubberized, skid resistant, cork backing and rounded corners for safety.
View More Info$6.75Add to cart
36" Aluminum Straight Edge
The C-thru Aluminum Straight Edges are made from brushed hard instrument grade aluminum. Resists nicking from cutting tools. One edge has 32nds to the inch for the first inch and is in 16ths thereafter. The other edge is in millimeters for the first ten cm and centimeters thereafter. Convenient hang hole. 36"
View More Info$12.55Add to cart
Compass Protractor
Circular protractor used for map reading and other navigational purposes.
View More Info$1.35Add to cart
Course Protractor Plotter P72
This is a 4 x 15 inch transparent protractor plotter which is very popular with boaters, and the U.S. Power Squadrons. It is printed in two colors, and laminated for protection. The orientation of the protractor makes it particularly easy for plotting celestial lines of position. The edges are calibrated in both statute and nautical miles for chart scales...
View More Info$6.75Add to cart
Dry Cleaning Pad
Removes pencil smudges and stray marks from technical drawings. Use to keep drawings clean and bright.
View More Info$4.94Add to cart
Marine Triangle w/Handle
This is a 90° isosceles protractor triangle with a lifting handle for easy positioning on the chart. The legs are 8 inches long. A sixteenth inch scale is printed on the top edge. It's construction of heavy gauge plastic (.082 inch) is not as flimsy as less expensive triangles usually are.
View More Info$9.23Add to cart
