The spring test probe is used to insert the test probe, so that you can easily replace the test probe when it has a problem after reaching or damaging the life time, and prolong the service life of the test station. Used for conductive test, test stability and durability. Specification: Model:P75-E2Full stroke: 2.50mmCurrent: 3A: Rolling resistance: e, adhesion at 50mOmega; Spring Pressure: 100gColor: Gold+SilverNeedle Diameter: Approx. 1.3mmShank Diameter: Approx. 0.74mmNeedle Length: Approx. 16.5mmNeedle Guard Diameter: 1.32mmDrill Bit Size: Approx. 1.4mmMinimum Test Distance: Approx. 1.91mmModel:P100-B1Full Stroke: 6.50mmCurrent: 3A: Rolling Resistance: e, Adhesion at 50mOmega; Spring Pressure: 180gColor: Gold+SilverNeedle Diameter: Approx. 1.36mmShank Diameter: Approx. 0.99mmNeedle Length: Approx. 33.35mmNeedle Guard Diameter: 1.67mmDrill Bit Size: Approx. 1.7mmMinimum Test Distance: Approx. 2.54mmModel:P100-E2Full Stroke: 6.50mmCurrent: 3A: Rolling Resistance: e, Grip at 50mOmega; Spring Pressure: 180g Color: Gold + Silver Needle Diameter: Approx. 1.36mm Shank Diameter: Approx. 0.99mm Needle Length: Approx. 33.35mm Needle Guard Diameter: 1.67mm Drill Bit Size: Approx. 1.7mm Minimum Test Distance: Approx. 2.54mm Model: P75-LM2Full Stroke: 2.50mm Current: 3A: Rolling Resistance: e, Grip at 50mOmega; Spring Pressure: 100gColor: Gold+SilverNeedle Diameter: Approx. 1.02mmShank Diameter: Approx. 0.74mmNeedle Length: Approx. 16.5mmNeedle Guard Diameter: 1.32mmDrill Bit Size: Approx. 1.4mmMinimum Test Distance: Approx. 1.91mmModel:P50-B1Full Stroke: 2.65mmCurrent: 3A: Rolling Resistance: e, Adhesion at 50mOmega; Spring Pressure: 75g Color: Gold + Silver Size: 0.68x1 6mm/0.03x0.63" (Dia x L)Quantity: 100pcs/1 setNote: Please allow 0-1mm error due to manual measurement. Pls make sure you don't mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!No Retail Package Package Included:100 x Spring Pogo Pin Test Probe