... 4.Process:Silica sol, lost wax process,prescision casting,electro-polishing,hand-polishingThe production descriptions.100 Series spider arms, hole centre to hole centre ... and Construction Hardware,such as Anchor,Cleat,Chock,Fairlead,Glass Clamp,Glass Spider.Rigging Fittings,Hinge,Shackle,Pipe Base,etc.Our ... your company and realize win-win cooperation : stainless steel glass spider for curtain wall