Simms Machinery's patented POWER TWIST™ V-Nails® assemble the tightest corner in the Industry! Various aspects of the body and wings of this V-Nail® have been designed specifically to apply the highest draw pressure as the molding is being joined. The "twisting action" of this V-Nails® then locks and holds the corner at the tightest point.

Simms Machinery, the "Experts in Casing Assembly" , has machines for joining door and window casings. Simms specializes in casing assembly for the pre-hung door industry.

Simms Machinery offers Cutting Tools including miter saws and glidestop for accurate cuts.