3M Manual Applicator 310M is a high-quality, manual-driven applicator for dispensing adhesive sealants in cartridges. With an 18:1 mechanical advantage, it provides easy, efficient, and precise dispensing. To ensure long-lasting durability, it features a high-quality, completely metal construction. Its straightforward, lightweight build makes 3M Manual Applicator 310M a convenient solution that's easy to transport from one job site to the next.