Spring Seal Design - Easy and convenient operation, built-in sealing ring, not easy to leak. Alloy Gun Body Design - The body is not easy to deform, strong and durable. Surface Plating/Baking Varnish Anti-rust Treatment - Wide range of use, suitable for different working environments. Thick Pull Rod Handle Design - Oil absorption is more convenient and stable. Overstriking Thread Design - Good sealing, not easy to slip, long service life., Manufacturer: Autojack