A specially engineered high vacuum desolder pump made to exacting specifications and providing precise repeatable operation. The DP-100 Desoldering Pump is fitted with a Teflon Tip and is 13" long including tip. Durable corrosion resistant plastic construction. Precision metal plunger. Corrosion treated springs. Insulated vacuum pulse. Regulated return (1 millisecond +/-30 percent). Uniform reset pressure (11in. lbs. +/-20 percent). Cushioned shock reduction (pulse release to minimize board damage).