Plastic Surface Finish Comparator For Engineers Inspectors And Purchasing Agents A Handy Inexpensive Pocket Tool With Accurate Reproductions From 16 To 500 Microinch Finish Range Includes Hang Up Hole Great Giveaway For Drafting Classes

Pocket Plastic Surface Finish Comparator for Engineers
✔️ Specs: pocket 3.5 x 5 in, 1 oz, 18 specimens, 16-500 µin

This plastic surface finish comparator provides accurate reproductions of finishes from 16 to 500 microinches, designed for engineers, inspectors, and purchasing agents. Its pocket size and hang-up hole make it ideal for drafting classes and on-the-spot checks.

✅ 18 specimens cover Grinding, End Milling, Milling, Shape Turning, and Flame Cutting
✅ Finish range 16-500 microinches (AA or Ra) for accurate reproduction
✅ Pocket size 3.5 x 5 inches, weight 1 oz, with hang-up hole
✅ Made of tough, scratch-resistant ABS unbreakable plastic in black
✅ Includes plastic wallet for easy storage and gifting

💡 What is a surface finish comparator and how is it used in engineering and drafting?

It's a handy little tool for quickly gauging machined finishes against standard references.

- quick reference for roughness levels - handy for engineers, inspectors, and students - pocket-sized convenience with hang-up hole - covers common machining methods ✝️