Narva Reverse Alarm Compact 12/24V 48474BL2 Operating pressure (psi) 70-110 (4

Operating pressure (psi) 70-110 (4

All sizes taper slightly in width to improve access in slots

tape measure

Square drive 19mm (3/4")

-For exclusive use with the BLU-MOL XTREME QUICK CORE Hole Saw System

Narva Reverse Alarm Compact 12/24V 48474BL2 Operating pressure (psi) 70-110 (472612 NARVA REVERSE ALARM COMPACT 12 24V With all the features of the other compact alarms, this reversing alarm will automatically adjust to a minimum of five decibels above surrounding noise, reducing the irritation of a high level sound when a lesser sound level is appropriate. Ideal for airports, hospitals and areas where surrounding noise can change rapidly Caution: Self adjusting alarms must detect surrounding noise to properly adjust sound