Features Excellent Metal Material: The connector of this capping machine bit is made of metal, which is strong and wear resistant, not easy to be damaged, and has a long service life. Rubber Gasket Design: This electric capping maching bit is designed with rubber gasket, which can be waterproof and leak proof, making the interface tight. 30 To 40MM Cap Diameter: This electric capping maching bit has a diameter of 30 to 40mm, which can be used to tighten many types of bottle caps, very convenient. Easy To Use: This electric capping maching bit is very easy to use, you just need to install it on the electric capping machine to use it. Wide Application: This electric capping application is very wide, and can be used to fasten mineral water bottles, laundry detergent bottles, medicine bottles and so on. Specification:Item Type: Capping Machine Bit Material: Metal, Rubber Lid Diameter: Approx. 30-40mm/1.18-1.57in Bottle Height: Unlimited Rubber Pad Outer Diameter: Approx. 60mm/2.36in Rubber Cushion Height: Approx. 17mm/0.67in Whole Height: Approx. 120mm/4.72in Package List:1 x Capping Machine Bit Package List 1 x Capping Machine Bit