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A caulking gun from Grainger helps you accurately lay down smooth beads of caulk and other sealant types on construction or repair and maintenance jobs. Choices include ratchet-style and rod-driven caulk dispenser models with 10.3-oz. capacity and sausage-type caulk guns that hold 29 oz. of sealant. Also find epoxy applicator options in several sizes. When you need to patch holes, seal cracks, provide a waterproof barrier for tub and shower edges and corners and other, similar projects, always shop Grainger first for your caulking gun needs and caulk supplies.Close

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