Our this product wood connector made of standard steel, we can supply to kinds, one is made of hot galv. steel, capacity of the zinc about 275G/M2,the thickness of zinc is 20μ. The other kind is made of black steel, then electro galv., capacity of the zinc about 50G/M2,the thickness of zinc is 8μ. Our this product quality is high but price is middle, has been exported to Sweden, Germany and Poland.