... with plastic head A. Screw Prosduct detail 1)MaterialCarbon Steel of grade, SUS201, SUS303, SUS302, SUS304,SUS316 and etc. 2)Finishplain ... terms:L/C, TT, Westunion4)MOQ:30000pcs.5) Samples are free of charges...C. Quality control sustems 1.Quality Certificate:ISO9001:2008 ... case this thing happened, we will deliver the right things free of charges under normal conditions.Accept your design and OEM,We ...