SS304 door handle surface finish:polished SGS audited More than 20 years experience in special fastener field Name: SS304 handleAbility for the material of this kind of handle: Grade 3.6,4.6,4.8,5.6,6.8,8.8,9.8,10.9,12.9,etc Carbon steel Gr.B,Gr.C,Gr.D,Gr.36,Gr.58,1010,1015,1016,1020,1045,etc Alloy steel 4130,4140,G51150,etc Stainless steel 201,202,301,302,303,304,316,310,430,etc Brass C28000, ...