Home / Measuring Tools / Square, Lufkin 6″ Tri-Square No. 139 Square, Lufkin 6″ Tri-Square No. 139$39.00 Category: Measuring Tools Description Description Lufkin 6″ Tri Square No. 139 Related products Hardness Tester Table Elevating Screw $75.00 Read more QWIC-100 Model 1000 Length Gage, General 12″ Rule, Federal B70 Dial Indicator, .001″ Resolutin, Range .125″ $79.00 Read more Gage, Thickness, Ames 0-1″, Indicator .001″ Graduations, Made in USA $75.00 Read more Micrometer Standard, Metric, Calibration Stand 25MM to 300MM $295.00 Read more