The H.15 Handpiece has hammering rather than rotary action for use at low speed (0-5,000 rpm) by jewelers for stone setting and decorative work. Comes with an anvil point (HP10177). It requires periodic lubrication. Hammer has 1/32” stroke and its impact can be adjusted from light to heavy by turning the silver knurled adjusting ring. Optional points are available: 6 different shaped Anvil Points (HP10171, HP10172, HP10173, HP10175, HP10176 and HP10179); Pave Point (R15PT), and Stylus with Carbide Tip (HP10212). 6-1/4” long, 1/4” dia. at tip, wt. 3.65 oz., ship wt. 4.85 oz. Member of the Foredom system of ”Interchangeable Handpieces”.