Metcal dhuv taper tips 32mm 1in dhuv packs of 50 metcal 918125 dhuv an 18 gauge dhuv tapered dispensing tip from metcal the tip is moulded in high density polyethylene with a uv light block additive and includes a double helix luer lock hub metcal 918125 dhuv taper tip 18 gauge x 1 14 dhuv pack of 50