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 Rule, Mitutoyo 24″ /600MM Blade For Combination Set, NOS $75.00 Add to cart Micrometer, Outside, Polish 0-1″ .0001″ $15.00 Add to cart Rule Clamp Holer, Starrett No. 299 $15.00 Add to cart Gage, Length, Lufkin Micrometer , Comes with 2 Mics $79.00 Add to cart