What Is the Hilti CD 4-22 Cordless Caulking Dispenser Good at? With a high-performance motor, this tool delivers consistent flow and reduces dripping of caulk or adhesive. Designed ergonomically for the ultimate comfort during prolonged use, and cordless allowing unrivalled freedom of movement. This does not include the lithium-ion battery. The perfect solution for professional contractors and DIYers alike, the CD 4-22 offers consistent performance to get exceptional results in all your sealing and bonding applications.