Simpson Strong-Tie 1/2 in. D X 1.56 in. L Stainless Steel Hollow Head Drop-In Anchors 50 pk

Drop-In anchors are internally threaded drop-in expansion anchors for use in flush-mount applications in solid base materials. Available in stainless steel (DIA) or short (DIAS) versions. Minimum thread engagement should be equal to the nominal diameter of the threaded insert.