Metric overflow screw Technical data: * wrench size: Allen key * we use a metal-rubber washer or copper washer under the screw * inner diameter of the eyelet: M12X1, 5 *bolt length without nut: 28.5mm Application: -eyebolts used for eyelet terminals allowing the flow of liquids (oil, water, etc.) )The stun price is for one piece or one running meter (depending on the item in the advertisement). You can buy one piece or one meter of the item even though it is stated in the advertisement that it is packed collectively (we will complete the packaging for you and send as much as you order).