Back Home / Wire Management / Grommets / RUBBER GROMMET 3/8″ID, 1/2″DRILL, 1/16″GRV RUBBER GROMMET 3/8″ID, 1/2″DRILL, 1/16″GRV SKU: RG38 Categories: Grommets, Wire Management Protects wires from chafing against drilled holes. Grommets are sized by groove width, inside dimension, and groove diameter. Made from 60 durometer SBR rubber. 3/8″ inside dimension, 1/2″ drill hole, with a 1/16″ groove. Case Quantity: 100 Log In For Pricing