Large 1" Diameter Cup Seal is a tamper evident housing for screw and bolt heads. These tamper indicating devices are available with multiple sizes available to fit most bolts and screws.
Insert screw or bolt through bottom hole of seal and tighten. Snap on top half by hand. Record seal number later verification.
Cup Seal tops can be printed with company name or logo and consecutive numbers. Both top and bottom can be matched number for added control and security.
Large Cup Seals are available in galvanized steel or copper.
Cup seals, also knows as cap seals provide effective protection against unauthorized removal of screws and bolts. Commonly used to protect gas meters, computer panels, and race engines.