DIN937 Hexagon Thin Castle Nuts M16-2 22h

This is Wenzhou Nanlong Import & Export Trading CO.,LTD. (established in 2005) ,and we are a precisian & professional industrial & constructional goods supplier.Our main markets are USA , German , Spain , 
Italy , Singapore and some area from Middle East (Saudi Arabia , United Arab Republic ,Israel ... ).We 
are specialized in various types of  thread rods:

1)size(standard No.) ,there are DIN 975 ,BS 2693-2,ASME/ANSI B 18.31.1M Metric thread rod ... and other non-standard (OEM);

2) regarding to the material , there are carbon steel ,alloy steel(high strength), stainless steel, brass and so on

3)regarding to the grade , there are ASTM A193 B7 / B7M / B16 , A320 L7 / L7M / L43 , ASTM A193 B8 / B8M ;8.8 ,10.9,12.9.

4)regarding surface finishing, there are Black Oxide,Black Phosphating(72H),Hot Dip 
Galvanized(HDG),Nickel,Zinc,Green Olive,Dacromet,Geomet,DELTA,Cadmium,Bi-Chromating,Teflon,PTFE(Xylan)..

5)Packaging: 25kgs per box,900KG per pallet