Profile: Monroe Tufline Mfg. Co., Inc. designs and manufactures tillage and dirt working equipment. Our product line includes tandem & offset disc, deep till subsoilers, pasture renovation tools and box scrapers. Our tufline offsets are engineered with screw adjustment tongue and yoke to eliminate side draft, spring-loaded adjustment to control front to rear leveling & individual wheel control providing side to side leveling. Our TB30 and TB40 series offer hinged free-floating rear cutting edges for smooth finish and are equipped with hydraulic scarifier shank retraction.