The "standard" rule for tinners and other sheet metal workers
Made of tempered medium weight steel
Reverse side has formulas for calculating circumference, diameter and area
The "standard" rule for tinners and other sheet metal workers
Made of tempered medium weight steel
Reverse side has formulas for calculating circumference, diameter and area
The "standard" rule for tinners and other sheet metal workers
Made of tempered medium weight steel
Reverse side has formulas for calculating circumference, diameter and area