(1) It's ideal to be used for building materials and electronic,home appliances , even thin. It endures temperature (-40--+80), rust, corrosion, aging, and chemical affect. Meanwhile good at electric insulation, tensibility, and high pressure. The structure designed with gear can prevent itself sliding in the hole

(2) The design is classic and durable.

(3)We can supply different types such as: Mushroom Types, Butterfly Types, Head Sink Types, Normal Types, Mid-Europe Types, East-Europe Tyes . 

(4) We can also accept OEM. Besides,the materials,colors and types can also be according to the request of the customer.