Download Simpson DROP-IN® Technical Data

7/8-9 x 3 1/2 Hex Cap Screw SS 316 (A4)

A corrosion resistant Zamac alloy is used to form the anchor body with a mushroom head

Marine screws are locked in place thanks to their "teeth" (the thread indentations will resist back-out even after prolonged vibration)

14 x 14 OlyLog® Log Home Fastener (250) Phillips Bugle Decking Screws W.A.R. Coated Download Simpson DROP-IN® Technical Data14 x 14 OlyLog Log Home Fastener (250) . OlyLog is the first threaded log home fastener which requires no pre drilling and is ACQ approved. Since its introduction, OlyLog has changed the way log homes are constructed. The design features include: Installs much faster and easier than lags and spikes Requires no pre drilling Countersinks into log Draws warped logs down Removable and reusable Eliminates jarring and damage caused by a sledgehammer #14