High-quality stainless steel + heat-resistant plastic material, has good heat resistance, good mechanical strength and heat resistance performance, high temperature resistance, anti-corrosion, most pot covers are suitable Replaceable plastic lid knob Stainless steel + plastic material, with good mechanical strength and heat resistance, suitable for ordinary lids The handle is firmly fixed The screw is locked, don't worry about falling off High temperature resistance, anti-corrosion High-quality plastic handle + stainless steel high temperature and corrosion resistance, ergonomic, easy to grasp Scope of application: suitable for small holes of 6-10mm in the middle of the lid Quantity delivered: 3 pieces Product color: black Product size: 4.2*3*6cm