Accessbuy 180-Piece Rubber Grommet Shop Assortment Rubber Made in USA or Imported 180 quality rubber grommets in 8 sizes in see-thru organizer case with snap-close lid Essential for automotive, boat and RV wiring and repair jobs Prevents metal-on-metal contact, protects wiring, cables that pass through firewall, metal panels An incredible value; 180 grommets for the price of 12 hardware-store grommets! Set includes: 40 each 1/4", 5/16", 3/8"; 25 each 7/16", 20 each 1/2", 5 each 5/8", 7/8", 1"