Press buttons are largely used in several industry, from clothing to leather to stationary, the most common model are mainly two :
The “s” spring socket so called ALFA for a soft closure with maximum durability, particularly suitable for sportswear clothes ( brass ) and stationary ( iron )
The “ring” spring socket so called KAPPA for a strong closure, ideal (brass) for work wear, motorcycle wear, leather jacket, and technical products like helmets, tarpaulin, etc. .
The application can be made with the aid of pliers, hand presses and dies. semi and fully-automatic machines electric power (280-360 vw) or pneumatic (air pressure).