- RULER

W-42 Protractor ruler, 32 nds / metric ruler,  6”

Transparent 180° protractor ruler with a 32 nds to the inch and centimetres divided into millimetres scales.

Laminated for durability.

W-43 Metric protractor ruler,  6” Transparent 180°   protractor ruler with 1:500 and 1:1000 meter scales.

Laminated for durability.

W-44 Metric protractor ruler, 6”

W-45 Metric protractor ruler, 6”  Transparent 180°   protractor ruler  with scales 1:2000 and 1:1500 meters. Laminated for  durability.

W-5 Protractor ruler, 6” / 15 cm

Transparent 180° protractor ruler  featuring 8 ths graph, 16 ths, to the inch and centimetre scales. Laminated for durability.

A-26 Land measure compass

5” diameter transparent land measure  compass divided into four quadrants, each graduated from zero to 90°. North and South are zero points  and East and West are marked 90°. Laminated for durability

GO-180 Goniometer,

Quick angle protractor 7”

Legs rotate around protractor scale to read angles. 7” arms open to 12”. Includes inch and metric scales

RULEGONIO        GO-180 Goniometer

RULEW42            Protractor ruler

RULEW43            Protractor ruler

RULEW44            Protractor ruler

RULEW45            Protractor ruler

 RULEW5              Protractor ruler

 RULEA26             Land measure compass

 RULECTM            Scale ruler CTM

 RULEA30G/S

Scale rulers

RULEROTR802-023      Rotring ruler, 1: 25, 50, 100, 125, 150, 200, 250, 500, 1000,1250, 1500 , 2000, 2500                                     

RULEROTR802-022       1 : 100, 200, 250, 300, 400, 50

RULEROTR802-019        1 : 2, 5, 10, 20, 50, 100

The Douglas protractor is designed to assist in laying off a course or bearing, reading a bearing, finding departure or latitude between two positions, finding a  magnetic course,  fixing graduations in 1° increments. In addition there is a 1/2” x 1/2” grid printed on the centre section of this protractor.    127 mm (5”) square

Douglas protractor and parallel rule

DOUGLAS     Douglas protractor 5”