DIN 7981 十字槽盤頭自攻釘 標準查詢
        
                                
        
                                
        
	
        
		
			
        
				
					
        
						DIN 7981
        
        Form C, with drilling tip        
					
        
				        		
				
					
				
			
        
		        
	
        

        

        
	*All measurements in millimeters (mm)*

        

        
	
        
		
			
        
				
					d
				
				
					k max
				
				
					d1 max
				
				
					r1 approx
				
				
					Cross recess No.
				
			
        
			
        
				
					2.2
				
				
					1.8
				
				
					4.2
				
				
					3.4
				
				
					H1
				
			
        
			
        
				
					2.9
				
				
					2.2
				
				
					5.6
				
				
					4.4
				
				
					H1
				
			
        
			
        
				
					3.5
				
				
					2.6
				
				
					6.9
				
				
					5.4
				
				
					H2
				
			
        
			
        
				
					3.9
				
				
					2.8
				
				
					7.5
				
				
					5.8
				
				
					H2
				
			
        
			
        
				
					4.2
				
				
					3.05
				
				
					8.2
				
				
					6.2
				
				
					H2
				
			
        
			
        
				
					4.8
				
				
					3.55
				
				
					9.5
				
				
					7.2
				
				
					H2
				
			
        
			
        
				
					5.5
				
				
					3.95
				
				
					10.8
				
				
					8.2
				
				
					H3
				
			
        
			
        
				
					6.3
				
				
					4.55
				
				
					12.5
				
				
					9.5
				
				
					H3
				
			
        
			
        
				
					8
				
				
					5.25
				
				
					15.8
				
				
					-
				
				
					-
				
			
        
		        
	
        

        

        
	All information is strictly informative