Screw, #12-14 x 2″ SD3- (Metal)
1/4-14 ZAC Impax SD2
Assembled EPDM Washer for Metal to metal
Drilling capacity: #2 point: .050 – .150″
Thickness is based on normal, single thickness purlin/girt or multiple material thickness combined for total. Min projection: 3/16″ of threads below substrate.