14 x 2 1/2 OlyLog® Log Home Fastener (500) . 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