spring tines for harrow,tedder,rake,baler,harvester,cultivator etc. agricultural machinery farm machinery farm impletment We are metal products manufacturer and exporter ... spring tines, rubber track, rubber belt and other agri parts for harrow , tedder, rake, baler, harvester, cultivator and other ... equipment. Also,we offer zig zag spring, bonnel spring for sofa , seat, mattress and other furniture.