GRK Fasteners Caliburn Screw's patented thread design delivers uncompromised draw and pull-out strength, making it possible to use the screw in jobs which previously required an anchor. Due to the aggressive thread design, a Caliburn screw can be removed and reinserted into the same pilot hole numerous times without fear of the fastener breaking or threads wearing out.
- For concrete and similar applications
- Climatek coated
- 1-3/4 in. long
- Includes fifty 1/4 in. x 1-3/4 in. screws and 1 bit in a handy-pak