Feel confident in the security of your business assets with the SentrySafe T6-331 Security Safe. This safe is built to withstand break-ins and theft, with a thick solid steel anti-drill door and four live-locking bolts. How Is the SentrySafe T6-331 Security Safe with Digital Keypad Tested? SentrySafe products are evaluated by Underwriters Laboratories (UL) to ensure they meet extremely strict standards for performance as claimed. SentrySafe also has an Electrical Testing Laboratory, which is a division of Intertek Group, which specializes in electrical product safety testing and performance testing. They are a quality, independent testing...