Fastener Material Key
	      
	        
		  |  | A2 Stainless Steel- Also known as grade 304 or 18/8. A general purpose grade of stainless steel. |  
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		  |  | A4 Stainless Steel - Also known as grade 316 or 18/8/3. A higher corrosion resistant, marine grade of stainless steel. | 
        
	        
		  |  | Black Phosphate Coated Steel - Steel components coated in a black finish. This type of coating is ideal for overpainting. | 
        
	        
		  |  | Black Oxide (Self Colour) Finished Steel - Non-stainless standard steel grade offering a basic level of corrosion resistance from a black oxide finish. | 
        
	        
		  |  | Brass - Offers an attractive, corrosion resistant finish. | 
        
	        
		  |  | Nickel Plated Brass - Nickel finished brass offering a warm toned white metal aesthetic. | 
        
	        
		  |  | Bright Zinc Plated (BZP) Steel - Non-stainless standard steel grade offering a basic level of corrosion resistance. | 
        
	        
		  |  | Hot Dip Galvanised Steel - The thick galvanised zinc coating provides a very good corrosion resistance for any non-stainless steel. | 
        
	        
		  |  | Plastic (Grey Nylon Polyamide) - A tough lightweight plastic, tough at low temperaures, with excellent resistance to chemicals and features a favourable sliding friction behaviour. | 
        
	        
		  |  | Yellow Zinc Plated (YZP) Steel - Non-stainless standard steel grade offering a basic level of corrosion resistance but with a Bright Yellow finish. |