Our standoff screws are widely used in computers, computer cases, circuit board assembly and other electronic fields. The PCB standoffs play a supporting, isolating and fastening role in the use.Specification Material: 304 Stainless SteelThread: M3Thread Pitch: 0.5mm/0.016"Stud length: 40mm/1.57"Screw length: 6mm/0.24"Overall Size: 46mm x 4.9mm/1.81" x 0.19" (L*W)Packing List:10pcs 40mm+6mm StandoffsAdvantageThe standoff screws are made of stainless steel, which is rust-free, durable, stable, and reusable compared with plastic.InstructionSpecially designed to keep PCB at a consistent height and prevent it from bending, twisting, and short-circuiting.NOTE: Please measure the required length of your project, and then select the appropriate standoffs to save your time and effort.