Profile: Mark's Welding & Repair, Inc. produces grain tanks, flat beds, fencing panels and mini-half road trucks. Our mini-half road trucks includes heaters, locking doors, rear view mirrors, head & brake lights, turn signals and windshield wipers. Our grain tank features a tank designed for gravity flow to the auger, tank capacity 22 bushel and discharge tube easily removed for a trouble free clean out. Our flatbed includes hitches and toolboxes.