Syntec 1-5/8" GCB42BK Pro Diamond Wet Core Drill Bit for Concrete Simpson Quik Drive Replacement Parts The Duplex head allows for

The Duplex head allows for easy deconstruction while providing ample support by attaching wood or light gauge steel to concrete and grout-filled block surfaces

while its low-profile head allows for unobstructed clearance after installation

these screws are strong enough to hold tight in concrete and resist rust

Lumber Size: Intended for use with 8x6 posts/columns

making it ideal for new construction and retrofit applications

Syntec 1-5/8" GCB42BK Pro Diamond Wet Core Drill Bit for Concrete Simpson Quik Drive Replacement Parts The Duplex head allows forSyntec 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