2Pcs Drill Press Return Spring Chromeplate Stable Quill Spring for Horizontal Vertical Bench Drill

1??Good Materials: Premium flame retardant PC plastic material has good insulation. high temperature resistance. anti aging. safe and reliable. while the silver contacts can greatly improve the conductivity and service life.

2??Operation Mode: Can be operate automatically or manually. millisecond switching without power failure. compact structure. reliable transmission. convenient installation and maintenance. and long service life.

3??Easy Installation: Dual power automatic switch is a miniature household power switch that is mainly used to test whether the main power supply or standby power supply is normal. This product is specially designed for track installation and is dedicated to PZ30 power distribution box.

4??Quick Switching: When the power supply is abnormal. the standby power supply works immediately. and millisecond level switching ensures continuous power supply as well as the continuity. reliability. and safety of power supply.

5??Wide Application: Switch to standby power supply when power failure occurs. and switch to main power supply when power restoration occurs. It is suitable for emergency power supply systems with a 50 or 60 Hz AC rating of 110V 63A. Widely used in various situations where continuous power outages are not allowed.

2Pcs Drill Press Return Spring Chromeplate Stable Quill Spring for Horizontal Vertical Bench Drill