Simpson Strong-Tie RFB#5X8-105 RFB 5/8 in. x 8 in. Zinc-Plated Retrofit Bolt, Grade 105 Type:Other this double grind bit ensures

this double grind bit ensures effortless performance in a variety of materials

Whether you're working with lumber

or metal siding where a concealed-fastener aesthetic matters

Say goodbye to stripped screws and hello to a secure hold every time

Upgrade your anchoring system with the Simpson Strong-Tie RFB#6X10

Simpson Strong-Tie RFB#5X8-105 RFB 5/8 in. x 8 in. Zinc-Plated Retrofit Bolt, Grade 105 Type:Other this double grind bit ensuresSimpson Strong Tie RFB#5X8 105 The Simpson Strong Tie RFB retrofit bolt is a precut threaded rod, supplied with nut and washer, to use with anchoring adhesives to anchor into existing concrete and masonry. Each end of the threaded rod is stamped with rod length in inches and color coded indicating the grade or type of steel for quick and easy identification post installation. For 1 2 in. diameters and larger, the distinctive No Equal symbol is also