5.7mm Length double ended pin for BGA

• Plunger Material(Btip and Btip for double head end): BeCu, Au plated;
• Barrel Material: PhBz, Au plated;
• Spring: SWP, Au plated;
• Working stroke: 0.7mm;
• Spring force: 35g±20% ;
• Full stroke: 1.1mm;
• Lifetime: 100000times;