C-THRU Ruler Co.

12” Ruler, English/Metric

From $1.50

Alvin 12”L Engineer’s Scale, Black

From $3.60

C-Thru Protractor-Scale Ruler, 20 and 40 parts to the inch, 6”L

$2.62

C-Thru TS-657 – 30 cm Engineer. Graduations: 10, 20, 30, 40, 50, and 60 parts to the inch

From $4.30