#10 x 1-1/2" Serrated Hex Head Sheet Metal Screw - Zinc, Pkg 3500 LGUM/HGUM Masonry Girder Hangers The Simpson Strong-Tie GCL is

The Simpson Strong-Tie GCL is a preassembled MEP (mechanical

hollow brick or other masonry application

high-exposure

The "chair" is designed for optimum concrete flow when concrete is wet and meets the code requirement of 1"

Shank Type: Smooth shank design for easy driving and secure fastening

#10 x 1-1/2" Serrated Hex Head Sheet Metal Screw - Zinc, Pkg 3500 LGUM/HGUM Masonry Girder Hangers The Simpson Strong-Tie GCL isDaggerz brand sheet metal screws are a high quality screw designed for metal to metal fastening jobs. The sharp piercing point penetrates through metal easily and eliminates the need for any pre drilling. These screws work excellent for attaching sheet metal to light gauge metal and anchoring fixtures into light gauge metal. The zinc plating is recommended for installations in dry interior environments only.