ZDS-A1.5-M5-20/ZDS-A2.0-M5-20 in x standard
product information
Name: Expanding riveting spring screw
Specification: M3-M8#4#6
Manufacturer: Yaoda Hardware
Groove type: a combination of a word slot or a cross slot
Features
Captive screws are also called captive spring screws. Panel screws, panel fasteners, captive spring screws are different from ordinary screws. It is composed of multiple parts, and a spring is used in the middle, so it is called a spring screw in most of the time. After riveting installation, screwing in or screwing out the thread occupies a small space, which can fill up the installation error between the matching holes of the base body. Because the head also has a straight knurled design, the head uses precision equipment to make a slot or cross groove. No knife marks, no burrs. It can be screwed in manually or a flat-blade screwdriver can be used during installation. Material carbon steel galvanized and stainless steel or partial injection molding of the product. It is suitable for fastener products on sheet metal, thin plates, chassis, cabinets, and communication equipment. It is the position of snap-in/pressure riveting or expansion riveting on the mounting plate, and the plate and the plate are fastened by screws.