M2.5 M3 M4 M5 M6 M8 304 Stainless Steel Hex Female Standoff Pillar Stud Board Hexagon Computer PCB Motherboard Spacer Bolt
Material: stainless steel
Product strength: grade 4.8
Standard type: National Standard
Category: screw
For example: m3 * 10 + 6
Thread diameter * stud length + external thread length