Syntec 1-5/8" GCB42BK Pro Diamond Wet Core Drill Bit for Concrete ST Fastening Metal Roofing Screws These connectors are cast-in-place or

These connectors are cast-in-place or wet-set in concrete and feature a 1" standoff to meet code requirements for structural posts installed in basements or outdoors

Hex washer head ensures optimal drive control and seating

They are easy to use and are proven to make your structure stronger

this Simpson Strong-Tie F12C250FDB Self-Drilling Flat Head Screw With Wings delivers the performance you expect

Installation Tips

Syntec 1-5/8" GCB42BK Pro Diamond Wet Core Drill Bit for Concrete ST Fastening Metal Roofing Screws These connectors are cast-in-place orSyntec has been working hard for over two decades to manufacture exceptional power core bits for the construction industry. Syntec's diamond drilling tools can be used for a wide range of applications whether it is light or heavy duty drilling. The GCBBK Pro core bits are an ideal option for drilling into medium to hard concrete with medium steel reinforcements. Syntec's drill core bits feature diamond tipped segments and fittings comprised of sturdy