1. size : 70mm 2. finish : SN ,PB ,CP 3. type : knob cylinder lock 4. key : normal brass ... key key material : brass / iron Finish : PB, CP, AB, AC, SN, NP, etc Solid brass material, good quality with reasonable ... 's requirementcylinder typeDouble cylinder, single cylinder, half cylinder Finished PB, AB, AC, CP, SN, NBKey TypeS normal key, computer key Material brass ...