The back of the plate to maintain a complete block; Small and exquisite, suitable for all electronic or precision equipment; High resistance to torque; The equipment is convenient, simply press riveting; The series of specifications, can meet a variety of design requirements. Height(Not Include Guiding Slot and Embossing Teeth):1.5mm/0.06inch. Guiding Slot Outer Diameter:4mm/0.16inch. Embossing Teeth and Guiding Slot Total Height:1mm/0.04inch. Total Height:2.5mm/0.1inch. Maximum Outer Diameter:6mm/0.24inch.