Parallel Glider Rulers & Squares Specfications:

Specfications:

Instrument makers working sound holes

Handle Size: wood

There is also deep crosshatching

We believe the exacting quality and accuracy of our product has kept the Swanson name on the minds of our customers for more than 90-years

Parallel Glider Rulers & Squares Specfications:A PROFESSIONAL'S CHOICE Alvin has been the professional's choice for drafting tools and drawing supplies for over half a century. We are known for our wide selection of high quality tools at a fair price. EASY TO USE INSTRUMENT Combines the functions of a parallel straightedge, triangle, protractor, T square, and compass in one. One of the most useful and convenient aids for drafting, drawing, and nautical applications. SMOOTH GLIDING ACTION Enables