Features: Needle Diameter: approx. 1.02mm. Shank Diameter: approx. 0.74mm. Needle Length: approx. 15.85mm. The spring Test Probe Receptacle is used for insert test probe, so, it let you easy to replace the test probe when it has problem after the life for time reached or damaged, and extend the life of your test station. Used for conductive test, test stability and durability. Specifications: Model: P75-B1 Full Stroke: 2.50mm Current: 3A Resistance: 50mΩ Spring Pressure: 100g Color: Gold+Silver Needle Diameter: approx. 1.02mm Shank Diameter: approx. 0.74mm Needle Length: approx. 15.85mm Drill Size: approx. 1.4mm Minimum Test Distance: approx. 1.91mm Quantity: 100 Pcs/1 Set Working Temperature: 0-80℃ Package Includes: 100 x Spring Test Probe Pogo- Pin note: Please allow 0-1mm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!