3-Piece Knockout Seal, 3/4", Steel
3/4", Knockout Seal, 3-Piece, Steel, Sold by Each, Package Quantity: 50. *Dottie Part # 10242*Three Piece Knockout Seals are used to cover exposed knock-out holes in metal enclosures or outlet boxes. They are held in place by a screw inserted through the seal into a threaded strap on the opposite...