◆Cylinder is made of high-strength alloy steel,are hardened and not easily deformed.

◆Plunger surface is hard chromium, wear and corrosion resistance.

◆Hollow plunger design allows for both pull and push forces, increasing the acting speed.

◆Relief valves protect against over pressuring.

◆Special center tube protect plunger and inner of cylinder increases product life.

◆External thread can be easily fixed.

◆Special sizes can be customized.