Home / Measuring Tools / Square, Lufkin 6″ Tri-Square No. 139 View cart “Micrometer Standard, Depth, Size Control, Mike Master ,500″ to 5.500″” has been added to your cart. Square, Lufkin 6″ Tri-Square No. 139$39.00 1 in stock Add to cart Category: Measuring Tools Description Description Lufkin 6″ Tri Square No. 139 Related products Square,, Combination, Union Tool Co. 12″ 8th, 16th, 32nd, 64th $49.00 Add to cart Gage, Height, Brown & Sharpe 12″, Hite-Indicator, 5851-12, Item #L8250 $125.00 Add to cart Gage, Thickness, Ames 0-1″, Indicator .001″ Graduations, Made in USA $75.00 Add to cart Micrometer Standard, Depth, Size Control, Mike Master ,500″ to 5.500″ $249.00 Add to cart