Features:The machine made of zinc alloy, which has a long service time, you do not need to change it often.Easy to use: You just need to unscrew the cap and ensure the internal plate is pushed to the bottom of the cylinder, separate the machine he-ad from the cylinder, fill the oil into the machine, and then eliminate the excess air, and finally push the piston forward.Small in size and easy to carry, you can take it with you to anywhere you want to use it.Adopt stainless steel spring, has fine elasticity, let you feel comfortable even after long time use.The oil is quick out and will not leak when using it, give you a better using experience. Specification:Material: zinc alloyCapacity: 80ccOutput pressure: 1000PSIPckage size: 152 * 90 * 43mm Package Included:1pcs *Pressure Oiler. Note:Please allow 0.5-1cm 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! Return Policy All of our items come with a 30-day free return policy. If you need to return, please contact us, let us know the detailed problem and send us some pictures for confirmation. We reserve the right to refuse any returns for objective reasons. Shipping Policy All of our items are shipped free with tracking numbers. Orders will be shipped within 3 working days upon receipt of payment. Most orders will be shipped within 1 working day. In most cases, shipping takes 8-12 working days.