self remeing tapping screw fire rated

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SRT, Philips head screw, self-reaming and self-tapping capability
The standard screw pack for an LCN closer is the SRT (Self Reaming and Tapping) screw. Thru bolts are an option, but must be specified on the order. There is no charge for them, but they do need to...
Yes, this is the only hinge that ships standard with Adjusta-studs and corresponding machine screws.  It also ships with self-drilling self-tapping screws if Adjusta-stud method of installatio...
SRT "Self Reaming, & Tapping" screws are the default type screws shipped with LCN closers, when a specific screw type is not specified.   There are 3 standard lengths of SRT screws: 1-3/8" 1...
AFL stands for "Auxiliary Fire Latch" on fire rated exit devices.
Masonry T anchor are approved for fire rated frames up to 3 hours. T Anchors are shipped lose for field installation. Anchor construction: The T portion and the strap do have minimum dim...