Replacement Orifice Reducers for 5/8 and 1 Dram Glass Vials 

Now you can re-use your 5/8 dram and 1 dram glass vials over and over again—even if the orifice reducer gets lost or broken—with these replacement orifice reducers! Orifice reducers are the tiny plastic piece that fits inside the 5/8 dram and 1 dram glass vials and allows you to drip the oil from these vials.