Product Description Specifications EPDM Pull Plug: Major Dia: 0.162 IN. 4.1 mm; Minor Dia: 0.093 IN. 2.4 mm; Length: 0.625 IN 15.9 mm; Hole thread: 5/32; Box Qty: 500 Max Temperature: 450° Major Diameter: 0.162 inch Metric Major Diameter: 4.1 mm Minor Diameter: 0.093 inch Metric Minor Diameter: 2.4 mm Material: EPDM Color: Black