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                Standards:   | 
                DIN7504N - phillips pan head self-drilling screw 
                  DIN7504P - phillips flat countersunk head self-drilling screw
                   
                  DIN7504K - hexagon washer head self-drilling screw 
                   
                  ISO15481 - phillips pan head self-drilling screw  
                  ISO15482 - phillips flat countersunk head self-drilling screw
                   
                  ISO15483 - phillips raised countersunk head self-drilling screw 
                  ISO15480 - 
                  hexagon washer head self-drilling screw 
                   
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                Heads:  | 
                
                    Hexagon, pan,  countersunk, raised CSK (countersunk), or special   on request  
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                Drives:  | 
                Cross recessed, phillips, phillips+slot combination, pozidrive, or special on request   | 
               
              
                Threads:  | 
                Self-tapping screw threads   | 
               
              
                Size:  | 
                 ST2.2~9.5; No.4~10  | 
               
              
                Length:   | 
                Metric: max. 120mm; UNC: max. 5"   | 
               
              
                Material:   | 
                SS304, SS316   | 
               
              
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