Resists siding board movement and pull-through: The annular ring shank provides mechanical interlock with wood fibers
and routing recesses in aerated concrete
this column cap features an extended seat that provides additional bearing surface area beyond each side of the column - helping to distribute beam loads efficiently and reinforce the connection point
so even freehand drilling with a hand-held drill produces accurately placed holes - no pilot hole or center punch needed
maintaining load-carrying capacity even when the hole expands
Diablo 1-3/8" Forstner Bit for Wood FB-010 Electric Trolleys Resists siding board movement andThe Diablo 1 3 8" Forstner Bit for Wood is a precision engineered drilling tool designed for woodworkers who demand clean, flat bottomed holes in hardwoods, softwoods, veneered plywood, and MDF. Built with a forged hardened steel body and an ultra sharp center spur, this bit delivers accurate, splinter free results whether you are drilling straight through, at an angle, or creating overlapping holes. Compatible with both a drill press and a hand held