Made of sturdy chrome vanadium steel, suitable for most ring or double eye scissor jacks on the market. Easy to use with the following tools: 1. 1/2 inch driver, impact drill, ratchet, or standard drive slot. 2. 13/16 inch lug wrench, tire iron, or socket; can easily add a 1/2 inch adapter to any drill bit. 3. If you do not have a 1/2 inch hex wrench or impact wrench, simply insert a standard drill bit into the 1/2 inch adapter and use with any cordless or corded electric drill for operation with scissor jacks. Product weight: approximately 175g Slot inner diameter: approximately 1/2 inch Slot outer diameter: approximately 13/16 inch Color: black + silver Material: chrome vanadium steel Package Contents: 1 x 1/2 inch Scissor Jack Adapter 1 x 1/2 inch Socket Adapter Note: Light reflection and different displays may cause slight variations in the color of the item shown in the picture compared to the actual product. Measurement may vary by +/- 1-3cm.