The Handi-Tool HT700 is a premium, all-metal dispensing unit designed for the professional contractor for frequent use. This gun allows for adjustable bead control, is solvent resistant, includes a non-stick teflonized basket and needle valve, and offers available replacement non-stick teflonized basket, increasing the longevity of the dispensing unit. The HT700 has a barrel length of 7 inches (18 cm).